half time中场休息;守门员技术与基本训练;半期;人生下半场
One half二分之一;一人一半;浪客剑心
half back飞扑传球;中卫;趉跥
half leather半皮面装订;半革装;半表皮装订;半皮
A half一大半;一半;二分之一;什么都可以
half period[数] 半周期;半衰期;半周期半衰期;半寿期
Half Steel钢性生铁;半钢
Robert Half罗致恒富;英国作家哈夫;勃海佛;罗致恒富公司
half mirror半反射镜;半透玫;反射镜;魔术镜
Buffer overflow vulnerabilities account for about half Of all the software vulnerabilities.
在所有的软件安全漏洞中，缓冲区溢出漏洞大约占一半。
参考来源 - 基于源代码的缓冲区溢出预防技术—《电脑知识与技术》—2008年第36期—龙源期刊网As an important chemical raw material——petroleum,more than half of it has been used as the vehicles’fuel,so developing the energy-saving vehicles and using the alternative energy is the main way to ease the energy pressure at the present time.
作为重要化工原料——石油,有一半以上是作为机动车的燃料,因此开发节能车辆和使用替代能源是减缓目前能源压力的主要途径。
参考来源 - 充电式混合动力客车动力总成设计与研究FRACTION（分数词） Halfof a number, an amount, or an object is one of two equal parts that together make up the whole number, amount, or object. 一半
She wore a diamond ring worth half a million dollars.
她戴了一枚价值50万美元的钻戒。
PREDET（前置限定词） Half is also a predeterminer. 半
We just sat and talked for half an hour or so.
我们只是坐着谈了半小时左右。
ADJ（形容词） Half is also an adjective. 一半的 [ADJ n]
...a half measure of fresh lemon juice.
…半量杯的新鲜柠檬汁。
ADV（副词） You use half to say that something is only partly the case or happens to only a limited extent. 部分地; 有点儿
His eyes were half closed.
他的双眼半闭着。
N-COUNT（可数名词） In games such as football, American football, rugby, and basketball, games are divided into two equal periods of time which are called halves. (球赛的) 半场
The only goal was scored by Jakobsen early in the second half.
这惟一的进球是雅各布森在下半场开始不久打进的。
ADV（副词） You use half to say that someone has parents of different nationalities. For example, if you are half German, one of your parents is German but the other is not. 一半…血统地 [ADV adj]
She was half Italian and half English.
她是一半意大利一半英国血统。
PHRASE（习语） You use half past to refer to a time that is thirty minutes after a particular hour. …点半
"What time were you planning lunch?"—"Half past twelve, if that's convenient."
“你打算什么时间吃午饭？”—“12:30，如果方便的话。”
ADV（副词） You can use half before an adjective describing an extreme quality, as a way of emphasizing and exaggerating something. 半…的 [非正式][ADV adj]
He felt half dead with tiredness.
他感觉累得半死。
PREDET（前置限定词） Half can also be used in this way with a noun referring to a long period of time or a large quantity. 半…的
I thought about you half the night.
我想了你半夜。
ADV（副词） You use not half to emphasize a negative quality that someone has. 一点儿也不[强调]
You're not half the man you think you are.
你一点儿也不是你自认为的那种男人。
PHRASE（习语） If two people go halves, they divide the cost of something equally between them. 分摊费用
She went halves on gas.
她分摊了煤气费用。