Grammar Rule in 30 Seconds
'Break down' means a machine stops working, a person loses emotional control, or a complex idea is explained simply.
- Use it for mechanical failures like cars or computers: 'My laptop broke down.'
- Use it for emotional moments: 'She broke down in tears during the movie.'
- Use it to simplify information: 'Can you break down the costs for me?'
Overview
break down。对于 B1 级别的学习者来说，掌握这个词不仅仅是为了应付考试，更是为了让你的英语听起来更地道、更具“母语感”。break down 这么重要？从字面上看，break 是“打破”，down 是“向下”，但把它们组合在一起时，它就产生了一系列在中文里需要用完全不同的动词来表达的含义。简单来说，break down 的核心逻辑在于“减少”或“瓦解”。它主要涵盖了两个截然不同的领域：第一是功能的丧失或失败（比如机器坏了、谈判破裂、情绪崩溃）；第二是复杂事物的简化与拆解（比如把大任务分解成小步骤、详细分析数据）。break down 就能搞定这些场景。这种“一词多义”的现象正是英语的魅力所在，也是我们作为中文母语者需要跨越的思维障碍。接下来的内容将帮助你建立这种英语思维，让你在下次想说“我的车坏了”或者“让我们细分一下这个项目”时，能脱口而出最地道的表达。break down 的逻辑，我们先来看看它的构成。英语短语动词通常由一个动词（Verb）和一个副词或介词（Particle）组成。在这个短语中，break 代表动作的起始，而 down 则赋予了动作方向和结果。- 功能停止（坏了）： 在英语中，
down往往暗示着从“运行状态”跌落到“停止状态”。就像你在地铁站看到自动扶梯贴着“维修中”，英语里会说它broke down。这是一种非自愿的、突发的停止。 - 分析拆解（细分）： 这里的
down则代表“深入到底部”或“简化”。想象你正在淘宝上查看双十一的满减规则，规则非常复杂，你需要把它“拆开来”看清楚，这就是break down。这是一种有意识的、主动的行为。
break down) |break (中断) + down (停下) |break (破碎) + down (垮掉) |break (分开) + down (变小/变简) |break down 的灵魂。break down 的使用规则取决于它所表达的含义。这是 B1 级别学习者最容易出错的地方，尤其是涉及“及物性”和“可拆分性”时。break down 表示“出故障”、“失败”或“情绪崩溃”时，它通常是不及物的。这意味着它的后面不需要接宾语（Object）。在这种情况下，break 和 down 必须紧紧贴在一起，不能被其他词隔开。- 结构：
Subject + break down - 例子：
My laptop broke down during the meeting.(我的电脑在会议期间坏了。) - 例子：
The talks between the two companies have broken down.(两家公司之间的谈判已经破裂。)
break down 表示“分解”、“拆解”或“分析”时，它是及物的，后面必须接宾语。关键点来了：它是可以拆分的。这意味着你可以把宾语放在 down 的后面，也可以放在中间。但是，如果宾语是代词（如 it, them, this），它必须放在中间。break down + [Noun] | We need to break down the costs. |break + [Noun] + down | We need to break the costs down. |break + [Pronoun] + down | This is a big task. Let's break it down. |break down + [Pronoun] | Let's break down it. (❌ 错误) |break 是一个不规则动词：- 现在式：
break / breaks - 过去式：
broke - 过去分词：
broken(常用于现在完成时或被动语态)
The elevator in our apartment broke down again.(我们公寓的电梯又坏了。)If the production line breaks down, we will lose millions.(如果生产线出故障，我们将损失数百万。)
Communication broke down because of the language barrier.(由于语言障碍，沟通中断了。)Their marriage broke down after only two years.(他们的婚姻仅维持了两年就破裂了。)
broke down。这比单纯说 cried 要深刻得多，因为它强调的是一种“心理防线的崩溃”。She broke down in tears when she heard the news.(听到那个消息时，她失声痛哭。)The suspect broke down under questioning and confessed.(嫌疑人在审问下心理崩溃并供认了。)
break it down。- 分解任务：
Let's break down the project into weekly goals.(让我们把项目分解成每周目标。) - 分析数据：
The report breaks down the sales figures by region.(报告按地区详细列出了销售数据。) - 解释说明：
Can you break down the new policy for us?(你能为我们详细讲解一下新政策吗？)
break down 时常犯以下错误：break down 指的是复杂机制的失效。如果你只是弄断了一支铅笔或打破了一个玻璃杯，只能用 break，不能用 break down。- 错误：
I accidentally broke down my pencil. - 正确：
I accidentally broke my pencil. - 辨析： 铅笔没有内部零件，它不会“出故障”，只会“断裂”。
break down it。- 错误：
The teacher explained the formula and broke down it. - 正确：
The teacher explained the formula and broke it down. - 解释： 在英语短语动词中，弱读的代词（it, them）喜欢被包裹在中间，这样读起来节奏感更强。
break down 和 brokenMy car is break down.。这在语法上是完全错误的。如果你想表达状态，应该用形容词 broken；如果你想表达动作，应该用动词过去式 broke down。- 错误：
My car is break down. - 正确 (状态)：
My car is broken. - 正确 (动作)：
My car broke down.
break down 而不是 broke down。- 错误：
Yesterday, the metro break down for an hour. - 正确：
Yesterday, the metro broke down for an hour.
break down，我们需要将它与几个容易混淆的词进行对比：break down 的区别 |Analyze 更正式，多用于学术或专业报告；break down 更形象，侧重于“拆解”的过程。 |Break up 侧重于关系彻底结束或物体碎成片；break down 侧重于功能失效或心理崩溃。 |Collapse 侧重于物理结构（如建筑物）倒塌；break down 侧重于系统或机器故障。 |Fail 是一个很泛的词；break down 专指运行中的事物突然中断。 |- 如果一对情侣分手了，用
break up。 - 如果他们的沟通渠道中断了，用
break down。 - 如果一个人的心脏停止跳动（衰竭），用
heart failure。 - 如果一个人精神崩溃大哭，用
break down。
break down 只能指不好的事情吗？break down a complex problem 是一项非常受看重的能力。My car broke down 和 My car is broken 有什么区别？My car broke down 强调的是那个瞬间发生的动作（它坏掉了）；而 My car is broken 描述的是当前的状态（它是坏的）。如果你在路边等救援，你会说 My car has broken down。break down 吗？This is a bit confusing. Can you break it down for me?（这有点难懂，你能帮我细说一下吗？）这听起来既专业又礼貌。break down 也可以指化学上的“分解”？Sugar is broken down by enzymes in the body.（糖分在体内被酶分解。）这属于我们提到的第四种用法：将复杂物质简化为基本元素。Conjugating 'Break Down'
| Tense | Subject | Form | Example |
|---|---|---|---|
|
Present Simple
|
I / You / We / They
|
break down
|
They break down often.
|
|
Present Simple
|
He / She / It
|
breaks down
|
The car breaks down.
|
|
Past Simple
|
All subjects
|
broke down
|
It broke down yesterday.
|
|
Present Continuous
|
All subjects
|
am/is/are breaking down
|
It is breaking down now.
|
|
Present Perfect
|
All subjects
|
have/has broken down
|
It has broken down.
|
|
Future (Will)
|
All subjects
|
will break down
|
It will break down soon.
|
|
Gerund
|
N/A
|
breaking down
|
Breaking down is hard.
|
Contractions with 'Break Down'
| Full Form | Contraction | Usage |
|---|---|---|
|
It does not break down
|
It doesn't break down
|
Common in speech
|
|
It did not break down
|
It didn't break down
|
Common in speech
|
|
It has broken down
|
It's broken down
|
Note: 's can be 'is' or 'has'
|
Meanings
A versatile phrasal verb used to describe mechanical failure, emotional collapse, or the process of dividing information into smaller parts.
Mechanical Failure
To stop functioning or working properly, usually referring to a machine or vehicle.
“Our old washing machine finally broke down yesterday.”
“If your car breaks down on the highway, stay inside and call for help.”
Emotional Collapse
To lose control of one's emotions and start crying or become very upset.
“He broke down when he heard the sad news.”
“I almost broke down during the presentation because I was so nervous.”
Analysis/Explanation
To divide something into smaller parts to make it easier to understand or calculate.
“Let me break down the project into five simple steps.”
“The accountant broke the expenses down by category.”
Decomposition
To decay or be separated into constituent parts through a chemical or biological process.
“Plastic takes hundreds of years to break down in the ocean.”
“Bacteria help break down organic matter in the soil.”
Reference Table
| 含义 | 结构 | 例子 (故障) | 例子 (解释) |
|---|---|---|---|
|
停止运转
|
不可拆分
|
The server `broke down`.
|
N/A
|
|
解释/拆解
|
可拆分 (代词居中)
|
N/A
|
Can you `break it down`?
|
|
停止运转
|
不可拆分
|
My old laptop `broke down`.
|
N/A
|
|
解释/拆解
|
可拆分 (名词位置灵活)
|
N/A
|
Let's `break down` the plan.
|
|
情绪崩溃
|
不可拆分
|
She `broke down` in tears.
|
N/A
|
|
打破障碍
|
可拆分
|
N/A
|
We need to `break down` barriers.
|
正式程度
Could you please provide a detailed breakdown of the expenditures? (Business/Finance)
Can you break down the costs for me? (Business/Finance)
Break it down for me—how much are we spending? (Business/Finance)
Give me the lowdown on the bill. (Business/Finance)
Break Down: 两个核心含义
含义 1: 停止运转
- 汽车 My car broke down on the highway.
- 电脑 The computer broke down during the presentation.
- 谈判 The peace talks broke down.
含义 2: 解释/拆解
- 问题 Can you break down the problem for me?
- 任务 Let's break the project down into tasks.
- 理论 The professor broke down the complex theory.
Break Down vs. Break Up vs. Break Out
何时使用 'Break Down'
是否指某物停止运转（机器、系统、谈话）？
你是否在简化复杂想法或将某物拆分成小块？
'Break Down' 的适用场景
科技麻烦
- • 电脑故障
- • 汽车引擎停止
- • 服务器宕机
- • 洗衣机故障
理清思路
- • 解释复杂理论
- • 拆解项目任务
- • 简化说明书
- • 分析数据
情绪/抽象
- • 情绪崩溃
- • 谈判破裂
- • 打破隔阂
- • 沟通中断
按水平分级的例句
My car broke down.
Mi coche se averió.
The bus breaks down every week.
El autobús se avería cada semana.
Did the computer break down?
¿Se estropeó el ordenador?
It did not break down.
No se estropeó.
She broke down when she lost her keys.
Ella se derrumbó cuando perdió sus llaves.
The washing machine is breaking down.
La lavadora se está estropeando.
Don't break down; everything will be fine.
No te vengas abajo; todo saldrá bien.
Our heater broke down in the winter.
Nuestra calefacción se estropeó en invierno.
Can you break down the bill for me?
¿Puedes desglosarme la cuenta?
I will break it down into three parts.
Lo dividiré en tres partes.
The negotiations broke down after two hours.
Las negociaciones fracasaron después de dos horas.
He broke the complex instructions down.
Él simplificó las instrucciones complejas.
The report breaks down the demographics of the city.
El informe detalla la demografía de la ciudad.
If the cooling system breaks down, the reactor will overheat.
Si el sistema de refrigeración falla, el reactor se sobrecalentará.
She completely broke down after the long trial.
Ella se derrumbó por completo después del largo juicio.
We need to break down these social barriers.
Necesitamos derribar estas barreras sociales.
The peace talks have unfortunately broken down.
Lamentablemente, las conversaciones de paz han fracasado.
The enzyme is responsible for breaking down fats.
La enzima es responsable de descomponer las grasas.
Let's break down the data to see where we're losing money.
Analicemos los datos para ver dónde estamos perdiendo dinero.
The communication broke down due to a lack of trust.
La comunicación falló debido a una falta de confianza.
The sheer scale of the tragedy caused the witness to break down on the stand.
La magnitud de la tragedia hizo que el testigo se derrumbara en el estrado.
The metabolic process breaks down complex carbohydrates into glucose.
El proceso metabólico descompone los carbohidratos complejos en glucosa.
A granular breakdown of the quarterly earnings revealed several anomalies.
Un desglose detallado de las ganancias trimestrales reveló varias anomalías.
The rule of law began to break down during the civil unrest.
El estado de derecho comenzó a desmoronarse durante los disturbios civiles.
容易混淆
Both involve things ending or separating. Learners often use 'break up' for cars.
Both use the verb 'break' with a preposition.
Learners often use the noun form as a verb or vice versa.
常见错误
My car breaked down.
My car broke down.
The car is break down.
The car is broken down.
I break down the car.
My car broke down.
Break down it.
Break it down.
She broke down in cry.
She broke down in tears.
The meeting broke down.
The meeting broke up.
I had a break down.
I had a breakdown.
Break down to me the costs.
Break down the costs for me.
The negotiations broke up.
The negotiations broke down.
He broke down the door.
He broke the door down.
The body breaks down of sugar.
The body breaks down sugar.
句型
My ___ broke down yesterday.
Can you break down ___ for me?
She broke down in ___ when she heard the news.
The negotiations broke down because ___.
Real World Usage
My car broke down on the M1, I need a tow truck.
Let's break down the quarterly targets by region.
It's natural to break down when you're under this much stress.
How long does it take for this chemical to break down?
My phone keeps breaking down, I need a new one.
We're going to break down this whole chicken into parts.
代词位置是关键
break down 表示解释或拆解时，代词（如 it, them）必须放在中间。比如： break it down，而不是 break down it。不要乱用 Stop
I broke down watching TV。
快速判断法
The machine broke down again。
科技与职场必备
Let me break this down for you。
名词和代词的灵活性
break the report down或
break down the report都可以。
Smart Tips
Instead of saying 'I will explain this,' say 'I will break this down for you.'
Always put the pronoun in the middle of 'break' and 'down'.
Use 'broke down' for the event and 'is broken' for the state.
Use 'breakdown' as a noun to describe a list of items.
发音
Stress Pattern
In the phrasal verb, the stress is usually on the particle 'down'.
Noun vs Verb Stress
In the noun 'breakdown', the stress is on the first syllable.
Rising on 'down'
Did it break DOWN? ↗
Asking a yes/no question about a failure.
记住它
记忆技巧
B.R.E.A.K. Down: Bad Radiator Ends All Karting (Mechanical) / Big Reveal Explains All Knowledge (Analytical).
视觉联想
Imagine a large Lego castle. If it 'breaks down' (mechanical), it falls into a pile of bricks. If you 'break it down' (analytical), you are taking it apart brick by brick to show someone how it was built.
Rhyme
When the car won't go, it's a breakdown show. When the math is tough, break it down—that's the stuff!
Story
Once, a scientist's car broke down in the desert. He broke down in tears because he was stranded. Then, he decided to break down the problem into small steps to fix the engine and survive.
Word Web
挑战
Write three sentences: one about a broken machine, one about a sad person, and one explaining a recipe using 'break down'.
文化笔记
The 'Breakdown Service' (like the AA or RAC) is a common term for roadside assistance. If you say 'I need a breakdown,' people will know you mean the service.
Americans often use 'break down' in sports and music to describe analyzing a play or a beat. 'Let's break down that touchdown!'.
In offices, 'breaking it down' is a positive trait. It implies you are a clear communicator who can simplify complex data for executives.
The phrase 'break down' emerged in the late 16th century, originally meaning to physically demolish something (like a wall).
对话开场白
Has your car ever broken down in a dangerous place?
Can you break down your typical daily routine for me?
What is the best way to break down a large project at work?
Why do you think communication often breaks down in relationships?
日记主题
常见错误
Test Yourself
My computer suddenly ___ in the middle of my online class.
Find and fix the mistake:
Can you break down it for me, this math problem is hard.
选择正确的句子：
Arrange the words in the correct order:
All words placed
Click words above to build the sentence
Score: /4
练习题
8 exercisesMy car ___ on the way to work this morning.
I don't understand the plan. Can you ___?
Find and fix the mistake:
The washing machine has breaked down again.
down / the / broke / negotiations / yesterday
1. Mechanical, 2. Emotional, 3. Analytical
Necesito desglosar los gastos.
When 'break down' means 'to explain', it is inseparable.
A: Why are you late? B: My bike ___.
Score: /8
Practice Bank
12 exercisesMy phone battery suddenly ___ yesterday, and I couldn't call anyone.
The manager needs to break the new policy down quickly.
选择正确的句子：
翻译成英语：'你能简单地解释一下这个问题吗？'
将单词排序组成正确的句子：
将短语与其正确的含义匹配：
The teacher had to ___ the complex scientific theory into smaller parts.
The printer broke after printing one page, it always breaks.
选择正确的句子：
翻译成英语：'我的旧电脑昨天坏了。'
将单词排序组成正确的句子：
匹配项目：
Score: /12
常见问题 (8)
As a verb, yes: `break down`. As a noun, it is one word: `breakdown`.
Not usually. We use it for emotional collapse (crying) or mechanical failure. For health, we say 'fall ill' or 'get sick'.
`Break down` is more common in speech and sounds friendlier. `Analyze` is more formal and academic.
Yes, but it's more common to say 'The computer has broken down' or simply 'The computer is broken'.
Yes, it can mean to physically force a door open, but this is less common than the mechanical or analytical senses.
No. You cannot say 'The car broke itself down.' It is intransitive in that sense.
Use it to offer a detailed explanation: 'I have broken down the project phases in the table below.'
Yes, in a biological sense: 'The stomach breaks down food.'
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
Averiarse / Desglosar
English uses one phrasal verb for multiple concepts that Spanish separates.
Tomber en panne / Analyser
French requires completely different verbs for mechanical vs. analytical senses.
Liegen bleiben / Aufschlüsseln
German verbs are more literal and specific to the action.
故障する (Koshō suru) / 分析する (Bunseki suru)
Japanese uses formal Sino-Japanese compounds for these concepts.
تعطل (Ta'attala) / حلل (Hallala)
The analytical sense in Arabic relates to 'dissolving' rather than 'breaking'.
故障 (Gùzhàng) / 分解 (Fēnjiě)
Chinese uses two-character nouns/verbs that don't change based on prepositions.
Learning Path
Prerequisites
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