面积

• 拼音: miàn jī
• 汉字拆解: 面 = pictograph of a face, extended to mean surface; 积 = 禾 (grain) + 只 (only), meaning to accumulate — piled-up grain, extended to measurement

含义

Area; surface area. The measurement of the size of a surface or region.

A standard term used in maths, geography, real estate, and daily life. Used to describe the size of rooms (房间面积), land (土地面积), countries (国土面积), and more. Always refers to two-dimensional size — for three-dimensional space, 体积 (volume) is used. Very common in practical contexts like renting or buying property.

例句

1. 这间房子的面积有多大？
2. 中国的国土面积排世界第三。
3. 公园的面积比以前大了很多。

用法指南

语境: real estate, geography, mathematics

语气: factual

正确说法

• 这套房子的面积是八十平方米。(This apartment's area is eighty square metres.)
• 森林面积每年都在减少。(Forest area is shrinking every year.)

错误说法

• 这条路的面积很长。(Don't use 面积 for length — 面积 measures two-dimensional space. For the length of a road, say 这条路很长.)

起源与历史

面 means surface or face; 积 means to accumulate or measure. Together: the measured extent of a surface — area.

文化背景

世代: All ages

社会背景: Universal