A1 noun ニュートラル #2,000 よく出る 1分で読める

长度

changdu /tɕhaŋ tu/
Practice it

Length is the objective measurement of how long an object or a period of time is.

30秒でわかる単語

  • Refers to the measurement of distance from end to end.
  • Used to describe physical dimensions or abstract durations.
  • Often paired with units of measurement like meters or centimeters.

Overview

  1. 1概览：“长度”是一个基础名词，指代物体在直线方向上的量度。它是描述物体物理属性的核心词汇之一。2) 使用模式：在句子中，“长度”通常与表示测量单位的词（如米、厘米）或形容词（如长、短）搭配。例如，“这条绳子的长度是两米”。3) 常见语境：它广泛应用于数学（计算线段长度）、建筑（测量建筑物的跨度）、日常购物（布料、绳索的购买）以及抽象概念（如文章或演讲的长度）。4) 近义词辨析：与“长短”相比，“长度”更侧重于具体的数值或客观属性，而“长短”有时带有评价性质或指代整体状况。与“距离”相比，“长度”通常指物体本身的延展度，而“距离”则指两点之间的空间跨度。

例文

1

这条绳子的长度是五米。

everyday

The length of this rope is five meters.

2

请测量一下该零件的长度。

formal

Please measure the length of this component.

3

头发的长度刚好到肩膀。

informal

The hair length is just up to the shoulders.

4

该研究论文的长度限制为五千字。

academic

The length limit for this research paper is 5,000 words.

よく使う組み合わせ

长度单位 Unit of length
测量长度 Measure the length
增加长度 Increase the length

よく使うフレーズ

全长

Total length

定长

Fixed length

よく混同される語

长度 vs 距离

Distance refers to the space between two separate points or places, whereas length refers to the dimension of a single object.

文法パターン

某物的长度是[数量] 测量[某物]的长度 [某物]的长度为[数量]

How to Use It

使い方のコツ

The word '长度' is neutral and can be used in both formal and informal settings. It is the standard term for physical measurement. Avoid using it for abstract concepts like 'distance' between two cities.

よくある間違い

Learners often use '长' (long) as a noun, but '长' is an adjective. Always use '长度' when you need a noun. Also, do not use '长度' to describe the gap between two cities; use '距离' instead.

Tips

💡

Use with measurement units

Always pair '长度' with units like 米 (meters) or 厘米 (centimeters) to make your description precise. It sounds more professional and clear.

⚠️

Don't confuse with distance

Remember that '长度' is for the object itself, while '距离' is for the gap between two points. Using them interchangeably can cause confusion.

🌍

Metric system in China

China uses the metric system exclusively. When discussing '长度', always expect answers in meters, kilometers, or centimeters.

語源

The character '长' historically represents a person with long hair, symbolizing length. '度' refers to measurement or standard, forming the compound for physical dimension.

文化的な背景

In Chinese culture, precise measurements are highly valued in construction and tailoring. '长度' is a fundamental concept taught early in primary school mathematics.

覚え方のコツ

Think of '长' (long) + '度' (degree/measure) = The degree to which something is long. This formula helps you remember it is a noun.

よくある質問

3 問

“长度”通常指具体的量度，带有客观性；而“长短”既可以指具体的物理长度，也可以指事物的优劣或整体情况。

你可以问“这个东西有多长？”或者“这个东西的长度是多少？”这两种表达方式都很地道。

不一定。它也可以用于抽象事物，比如“这篇文章的长度”或“会议的长度”，指代持续的时间或篇幅。

自分をテスト

fill blank

这张桌子的___大约是两米。

正解！ おしい！ 正解: 长度

描述具体物体的物理量度使用“长度”最准确。

スコア： /1

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関連語彙

距离

The amount of space between two places or people. Often test...

 宽度

Width; breadth.

 高度

height; altitude

scienceの関連語

吸收

A1

To absorb; to take in.

海拔

B1

The height of an object or place above sea level.

属性

B1

A quality or feature that is typical of or belongs to something or someone.

生物

B1

Any living thing, or the study of living organisms. Basic term for IELTS biology-related reading passages.

模糊

A1

Blurry; vague; indistinct.

呼吸

A1

To breathe; respiration.

燃烧

A1

To burn; combustion.

计算

A1

To calculate; to compute; to determine a value mathematically.

推算

B1

To calculate, estimate, or figure out something using data, logic, or mathematical methods. It implies a process of reasoning from known facts to unknown values.

校准

B1

To calibrate, adjust, or check for accuracy against a standard. It is used for instruments, data, or plans.

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