常温 refers to normal, comfortable temperatures without special heating or cooling.
Word in 30 Seconds
- Normal temperature, not hot or cold.
- Used for storage, transport, and experiments.
- Generally comfortable and natural.
Overview
“常温”是一个中文词语,字面意思是“正常的温度”。在科学和日常生活中,它通常用来描述一种不经过人为控制的、自然存在的温度状态。这个温度范围不是一个精确的数值,而是指一个普遍接受的、适合大多数生物生存和许多物质保持稳定状态的温度区间。一般来说,常温指的是我们日常感觉最舒适的温度,没有明显的冷热感。在科学研究和工业生产中,当需要区分特定温度条件(如高温、低温、冷藏、冷冻)时,“常温”就显得尤为重要,它代表了一个基准或默认的温度状态。
“常温”主要用作名词或形容词。作为名词时,它可以单独使用,指代常温这个概念,例如“在常温下进行实验”。作为形容词时,它经常修饰其他名词,说明该事物所处的温度状态,例如“常温保存”、“常温运输”。它还可以与表示“下”或“状态”的词语结合,构成“在常温下”、“常温状态”等短语,进一步强调其含义。
常温这个词在多个场景下被广泛使用。在食品行业,很多食品包装上会标注“常温保存”,意味着该食品不需要冷藏或冷冻即可保持品质。在科学实验中,研究人员会明确指出实验是在“常温”或“室温”下进行的,以便他人能够复现结果。在物流和仓储领域,“常温运输”和“常温仓储”是常见的术语,指不需要特殊温控的运输和储存方式。此外,在描述环境温度时,人们也会用“常温”来指代一个舒适的、非极端的气温。
“常温”与“室温”非常相似,很多时候可以互换使用。“室温”特指室内环境中通常的温度,而“常温”的范围可能更广一些,不一定局限于室内。在科学上,“常温”有时被定义得更精确一些,例如20°C或25°C。另一个近义词是“适温”,它强调的是适合特定目的或生物生存的温度,不一定等同于我们日常感觉的常温。例如,某些微生物可能在“适温”(如37°C)下生长最好,但这可能比我们感觉的“常温”要暖和一些。总的来说,“常温”是一个相对宽泛且常用的概念,强调的是一种自然、非极端的状态。
Examples
这个饼干在常温下可以保存很久。
everydayThis biscuit can be stored for a long time at room temperature.
请确保药品在常温环境中储存,避免阳光直射。
formalPlease ensure the medicine is stored in a room temperature environment, avoiding direct sunlight.
今天天气不错,就是常温,挺舒服的。
informalThe weather is nice today, just room temperature, quite comfortable.
该反应在常温常压下进行。
academicThe reaction is carried out under normal temperature and pressure.
Common Collocations
Common Phrases
常温保存
Store at room temperature
常温水
Room temperature water
常温奶
Room temperature milk
Often Confused With
'室温' (shìwēn) specifically refers to the temperature inside a room. '常温' (chángwēn) is a broader term for normal, ambient temperature which can include outdoor conditions, though often used interchangeably with '室温' in everyday contexts.
'适温' (shìwēn) means 'optimal temperature' or 'suitable temperature' for a specific purpose, organism, or process. It's not necessarily the same as the general '常温' (chángwēn) which describes a typical, comfortable state.
Grammar Patterns
How to Use It
Usage Notes
常温 is a very common and practical term. It's generally neutral in formality. In scientific or technical contexts, it might be further specified (e.g., 20°C), but as a standalone term, it implies a standard, unexceptional temperature.
Common Mistakes
Confusing 常温 with a very precise temperature value. While sometimes defined as 20°C or 25°C in specific scientific fields, in general usage, it's a range. Also, mistaking it for 'cold' or 'hot' temperatures.
Tips
Think 'room temperature' broadly
常温 is a general term for normal, ambient temperatures. It's not a precise scientific measurement but a practical description.
Check specific requirements
While 常温 implies no special conditions, always check product labels or instructions for exact storage temperatures, especially for sensitive items.
Comfort zone temperature
常温 often aligns with the temperature range considered most comfortable by people in daily life, reflecting a cultural sense of 'normal'.
Word Origin
The term '常温' is composed of '常' (cháng), meaning 'normal', 'usual', or 'constant', and '温' (wēn), meaning 'temperature'. It literally translates to 'normal temperature' or 'usual temperature'.
Cultural Context
The concept of 常温 reflects a preference for mild and comfortable conditions, common in many cultures. It signifies a state that doesn't require special effort or technology to maintain, aligning with a sense of ease and naturalness.
Memory Tip
Imagine a comfortable room you walk into – not too hot, not too cold. That's the feeling of '常温'. Think of '常' as 'usual' or 'normal' and '温' as 'temperature'.
Frequently Asked Questions
4 questions“常温”和“室温”意思非常接近,常可以互换。但严格来说,“室温”更侧重于指室内环境的温度,而“常温”的范围可能更宽泛一些,泛指自然状态下的温度,不一定特指室内。
“常温”没有一个精确的固定数值,通常指一个舒适的温度范围,大约在15°C到30°C之间。在不同的语境下,它可能被赋予更具体的含义,例如科学实验中的20°C或25°C。
很多不需要冷藏或冷冻的食品、药品、化妆品等都适合常温保存。例如,罐头食品、饼干、方便面、大部分药品和护肤品,只要储存在阴凉、干燥、通风的地方即可。
是的,非常重要。明确实验是在常温下进行的,有助于他人重复实验结果,确保科学的准确性和可信度。不同的温度会影响化学反应速率和物质状态。
Test Yourself
这个药需要 ______ 保存,请不要放在冰箱里。
药品说明中提到不需要放在冰箱里,说明是常温保存。
What best describes the typical temperature we feel daily without special conditions?
常温指的就是日常生活中感觉舒适的、非极端的温度。
Build a sentence using: 实验 (experiment), 在 (at/in), 常温 (room temperature), 进行 (conduct/carry out)
“在...下进行”是常见的句式结构,表示在某种条件下进行某事。
Score: /3
Summary
常温 refers to normal, comfortable temperatures without special heating or cooling.
- Normal temperature, not hot or cold.
- Used for storage, transport, and experiments.
- Generally comfortable and natural.
Think 'room temperature' broadly
常温 is a general term for normal, ambient temperatures. It's not a precise scientific measurement but a practical description.
Check specific requirements
While 常温 implies no special conditions, always check product labels or instructions for exact storage temperatures, especially for sensitive items.
Comfort zone temperature
常温 often aligns with the temperature range considered most comfortable by people in daily life, reflecting a cultural sense of 'normal'.
Examples
4 of 4这个饼干在常温下可以保存很久。
This biscuit can be stored for a long time at room temperature.
请确保药品在常温环境中储存,避免阳光直射。
Please ensure the medicine is stored in a room temperature environment, avoiding direct sunlight.
今天天气不错,就是常温,挺舒服的。
The weather is nice today, just room temperature, quite comfortable.
该反应在常温常压下进行。
The reaction is carried out under normal temperature and pressure.
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