The centimeter is the fundamental unit for measuring everyday small distances and dimensions.
Word in 30 Seconds
- A standard unit of length equal to 0.01 meters.
- Commonly abbreviated as cm in written text.
- Used frequently for measuring small objects and height.
Overview
- 1概述：厘米（centimeter）是国际单位制中长度的单位，符号为cm。它是米（meter）的百分之一，是现代生活中最常用的长度单位之一。2) 使用模式：厘米通常作为名词使用，常与数字结合，例如“5厘米”。在口语中，人们也常将其简称为“公分”。3) 常见语境：在学校测量文具（如铅笔、橡皮）、裁缝量体裁衣、描述儿童身高增长或购买小型生活用品时，厘米是必不可少的单位。4) 相似词比较：‘毫米’（millimeter）比厘米小，是十分之一厘米；‘米’（meter）比厘米大，是100厘米。学习时应注意单位间的换算关系，即1米=100厘米=1000毫米。
Examples
这本书宽15厘米。
everydayThis book is 15 centimeters wide.
该零件的误差范围应控制在0.1厘米以内。
formalThe tolerance for this part should be within 0.1 cm.
你长高了，现在有160厘米了吧？
informalYou've grown taller, you're 160 cm now, right?
降雨量以厘米为单位进行记录。
academicPrecipitation is recorded in centimeters.
Common Collocations
Common Phrases
厘米级
centimeter-level
精确到厘米
precision to the centimeter
Often Confused With
A millimeter is 1/10th of a centimeter. Use it for very small measurements.
A meter is 100 centimeters. Use it for larger distances like room size or height.
Grammar Patterns
How to Use It
Usage Notes
The word '厘米' is neutral and used in both formal and informal contexts. In mainland China, '厘米' is the standard term taught in schools. While '公分' is common in spoken language, it is better to use '厘米' in written documents for consistency.
Common Mistakes
Learners often forget to include the unit after a number, leading to ambiguity. Another common error is confusing the scale, such as thinking 10 cm equals 1 meter. Always double-check the conversion factor of 100.
Tips
Use cm for precision
When measuring small items like pens or paper, always use centimeters for better precision. It helps in providing clear and accurate descriptions.
Do not confuse with meters
A common mistake is confusing centimeters with meters. Remember that 1 meter is 100 centimeters, which is significantly longer.
Regional naming variations
Be aware that '公分' is widely understood but '厘米' is the standard terminology in mainland Chinese education and media.
Word Origin
The term is a modern translation of the French 'centimètre'. It combines 'centi-' (hundredth) and 'metre' (meter).
Cultural Context
The metric system is the standard measurement system in China. Using '厘米' ensures clear communication in all daily and professional interactions.
Memory Tip
Think of the width of a standard finger as roughly 1 centimeter. Remember that 100 'fingers' make a meter.
Frequently Asked Questions
4 questions是的，它们指代完全相同的长度单位。在中文口语中，尤其是在中国南方地区或台湾，人们习惯称厘米为公分。
厘米的国际通用符号是“cm”。在书写时，通常直接写数字加单位，例如“10cm”。
1厘米等于10毫米。这是一个十进制的换算关系，非常容易记忆。
在正式的学术、科学或工程报告中，建议统一使用“厘米”。“公分”更多见于日常对话或非正式的商业交流。
Test Yourself
这张纸的宽度大约是20___。
纸张的宽度通常在几厘米到几十厘米之间，米和千米太大。
50毫米等于多少厘米？
1厘米等于10毫米，所以50除以10等于5。
我的 / 5 / 铅笔 / 长 / 厘米
标准语序为主语+谓语+补语。
Score: /3
Summary
The centimeter is the fundamental unit for measuring everyday small distances and dimensions.
- A standard unit of length equal to 0.01 meters.
- Commonly abbreviated as cm in written text.
- Used frequently for measuring small objects and height.
Use cm for precision
When measuring small items like pens or paper, always use centimeters for better precision. It helps in providing clear and accurate descriptions.
Do not confuse with meters
A common mistake is confusing centimeters with meters. Remember that 1 meter is 100 centimeters, which is significantly longer.
Regional naming variations
Be aware that '公分' is widely understood but '厘米' is the standard terminology in mainland Chinese education and media.
Examples
4 of 4这本书宽15厘米。
This book is 15 centimeters wide.
该零件的误差范围应控制在0.1厘米以内。
The tolerance for this part should be within 0.1 cm.
你长高了，现在有160厘米了吧？
You've grown taller, you're 160 cm now, right?
降雨量以厘米为单位进行记录。
Precipitation is recorded in centimeters.
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