Word · Frequency #7024
halve
使减半；减半
核心释义
To reduce something to half its original amount or size.
- 1.
将原数量减半
To reduce to half the original amount.
- 2.
分成两半
To divide into two halves.
- 3.
占...的一半
To make up half of.
- 4.
将两根木材等各削去接合处厚度的一半后嵌合
To join two pieces of timber etc. by cutting away each for half its thickness at the joining place, and fitting together.
- 5.
在比洞赛中与对手打平
In match play, to achieve a tie or draw on.
对半分；分成两半；占一半；相当于…的一半；半叠接；嵌接；打平；战平；将原数量减半
用法In use
She halved the apple and gave one piece to each child.
用法提示：halved 是动词过去式，表示将某物分成两等份。
The company plans to halve its carbon emissions by 2030.
用法提示：halve 是动词原形，表示使某物减少一半。
He always halves the cost of the meal with his friend.
用法提示：halves 是动词第三人称单数形式，表示将某物等分。
halve sth
表示将某物平均分成两半。
She halved the apple.
她把苹果切成两半。
halve sth with sb
表示与某人平分某物。
They halved the prize money with each other.
他们对半分享了奖金。
相关词与表达Connections
搭配Collocations
- halve the cost
- 将成本减半
- The new technology could halve the cost of production.这项新技术可以将生产成本减半。
- halve the time
- 将时间减半
- This method can halve the time needed for the experiment.这种方法可以将实验所需时间减半。
- halve the risk
- 将风险减半
- Regular exercise can halve the risk of heart disease.定期锻炼可以将心脏病风险减半。
- halve the number
- 将数量减半
- The company plans to halve the number of employees by next year.公司计划明年将员工数量减半。
- halve the distance
学习提示Learner notes
记忆技巧Memory Tip
把'halve'看作'half'的动词形式，意为'分成两半'或'减半'。
语境与语域Context & Register
通常用于数学、烹饪或日常表述中表示将某物分成两半或减半，没有明显正式或非正式语域偏好。
语法说明Grammar Note
常用于被动结构，如 be halved
发音与拼写Pronunciation & Spelling
Words that rhyme with halve (/hɑ:v/): calve, carve, starve. Words that are spelled similarly but pronounced differently: salve (/sælv/), valve (/vælv/).
用法优先级Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
一起学习词形Learn the forms together
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.