一半

• 拼音: yī bàn
• 汉字拆解: 一 = one (single stroke); 半 = 八 (divide/split) + 牛 (ox) — originally depicted splitting an ox in two

含义

Half; one half. Used to express fifty percent or an equal division of something.

Combines 一 (one) + 半 (half). Can be used before a noun or after a verb. Also used figuratively to mean 'partially' or 'about half the time/amount'.

例句

1. 请给我一半。
2. 一半的学生来了，一半没来。
3. 他喝了一半的水。

用法指南

语境: everyday, math, description

语气: neutral

正确说法

• 我吃了一半。(I ate half of it.)
• 一半的时间他在睡觉。(Half the time he is sleeping.)

错误说法

• 不要说'一个半'来表示'一半'。(Don't confuse 一个半 (one and a half = 1.5) with 一半 (half = 0.5) — they are different quantities)

起源与历史

一 (one) + 半 (half). 半 itself is a pictograph of a divided object, and has carried the meaning of 'half' since ancient Chinese.

文化背景

世代: All ages

社会背景: Universal