one half
更新时间:2026-06-22 08:29:57 栏目: 英语词典
更新时间:2026-06-22 08:29:57 栏目: 英语词典
one half 音标与释义
音标:英 [wʌn hɑːf] 美 [wʌn hæf]
释义:中文译为“一半”,指将一个整体分为两个相等部分中的其中一份。该表达在数学语境中常指分数1/2,在日常用语中则广泛用于描述半数或部分的概念。
用法详解
该短语可作为名词、形容词或副词使用,具体功能取决于其在句子中的位置。作名词时侧重指代“半数”本身;作形容词时修饰名词,表示“一半的”;作副词时则修饰动词或形容词,说明程度。
短语搭配
1 one half of something (某物的一半)
2 reduce by one half (减少一半)
3 one and a half (一个半)
4 one half hour (半小时)
5 cut into one half (切成两半)
6 more than one half (超过一半)
7 less than one half (不足一半)
8 one half portion (半份)
英文例句及中文翻译
1 One half of the students passed the exam 一半学生通过了考试
2 Please give me one half of the cake 请给我一半蛋糕
3 The recipe requires one half teaspoon of salt 食谱需要半茶匙盐
4 He finished the work in one half hour 他在半小时内完成了工作
5 The price was reduced by one half 价格降低了一半
6 She spent one and a half years abroad 她在国外度过了一年半
7 Cut the apple into one half 把苹果切成两半
8 More than one half of the votes were collected 已收集超过半数选票
9 The bottle is less than one half full 瓶子里的水不到一半
10 I only ate one half portion of the meal 我只吃了半份餐食
注意事项
使用时应根据具体语境判断其词性。在数学领域需注意其与“a half”的细微区别,前者更强调数量的精确性,后者在口语中更为常用。与可数名词搭配时需注意单复数形式的变化。