Only about half of the electorate bothered to vote.
只有约半数的选民参加了投票。
About half the subjects considered themselves to be telepathic.
大约有一半的实验对象认为自己有心灵感应能力。
About half of all smokers are killed by their addiction, WHO reported.
世界卫生组织报告说，约一半的吸烟者死于他们的癖好。
There are about half a million kinds of seeds inside the vault.
金库里大约有50万种种子。
When it was nearly morning, some fishermen lit a fire on the shore about half a mile away.
快到早晨的时候，一些渔民在半英里外的岸边生火。
About half of the mathematicians studied by Benjamin Bloom had little good to say about school.
本杰明·布卢姆研究过的数学家中，约有一半人对学校没有什么好感。
In the 1990s enough electricity to meet about half the needs of San Francisco was being generated there.
在20世纪90年代，那里产出的电能大约能满足旧金山一半的用电需求。
This is not only a problem in developing countries. About half of all pregnancies globally are unintended.
这不仅是发展中国家的问题，全球约一半的怀孕都是意外怀孕。
This is not only a problem in developing countries, about half of all pregnancies globally are unintended.
这不仅是发展中国家的问题，全球约一半的怀孕是意外怀孕。
Equally unsurprisingly, only about half end up with professorships for which they entered graduate school.
同样不足为奇的是，尽管人们考研究生院是为了教授职位，但最终只有一半的人能够梦想成真。
Cars account for half the oil consumed in the U.S., about half the urban pollution and one fourth the greenhouse gases.
汽车消耗了美国一半的石油，导致了美国约半数的城市污染和四分之一的温室气体。
While 70 percent of 8th and 10th grade students used to go to the movies once a month or more, now only about half do this.
过去，70%的八年级和十年级学生每月看一次电影，甚至更多，但现在只有约一半的人这样做。
In one recent US survey, about half the teens polled said that their cell phone had improved their communication with friends.
在美国最近的一项调查中，接受调查的青少年中约有一半表示，他们的手机改善了他们与朋友的交流。
Two geologists discovered that about half of the sand from the Grand Canyon was actually once part of the Appalachian Mountains.
两位地质学家发现，约半数的来自大峡谷的沙子实际上曾经是阿巴拉契亚山脉的一部分。
About half of U.S jobs are at high risk of being automated, according to Oxford study, with the middle class disproportionately squeezed.
牛津大学的研究表明，美国的工作中约有一半处于被自动化替代的高风险中。
Only 6.1 percent of users have ever appealed to supervisory departments and about half of them do not know how to cancel unwanted SMS subscriptions.
仅有6.1%的手机用户曾向监管部门提出申诉，其中约一半人不知道如何取消不想要的短信订阅服务。
A Swiss government panel recommended that the country sell about half of its gold reserves and this raised fears of other countries that do the same and inundate the market.
瑞士政府的一个小组建议该国出售大约一半的黄金储备，这引发了对其他国家采取同样做法并淹没市场的担忧。
The number of students majoring in the humanities has declined by about half.
主修人文学科的学生数量已经下降了近一半。
That's about half of the world's population!
那大约是世界人口的一半！
It is about half size of our planet.
它大约是地球的一半大小。
He has been in Beijing for about half a year.
他来北京已经有半年了。
At any moment, about half of the world's population is wearing jeans.
在任何时候，世界上都有大约一半的人穿着牛仔裤。
"Joey" was a length of garden hose about half a metre long.
“乔伊”是一根长约半米的花园软管。
Only about half of the words in these languages could be translated word-for-word.
这些语言中只有大约一半的单词可以字对字翻译。
We would all eat until we were full enough, but there were always about half of the potatoes leftover.
我们会一直吃到吃饱为止，但土豆总是剩下一半左右。
About half an hour later, a middle-aged man rushed to Winston in a hurry and said, "It's you!"
大约半小时后，一个中年人急急忙忙跑到温斯顿跟前说：“就是你！”
About half an hour later, I found that he lost a shoe while he was sleeping, I took him off my back and put him down.
大约半小时后，我发现他在睡觉时掉了一只鞋，我把他从背上放下来。
The parents were asked to interact with their children as they normally would, and about half of children in the study played with puzzles at one time.
研究人员要求这些父母像往常一样与孩子互动，同时研究中大约有一半的孩子曾玩过猜谜游戏。
In July, a sister craft of the crashed spaceplane was reported to be about half-finished.
据报道，今年7月，与失事航天飞机同类型的一个飞行器已经完成了大约一半。
In July, a sister craft of the crashed spaceplane was reported to be about half-finished.
据报道，今年7月，与失事航天飞机同类型的一个飞行器已经完成了大约一半。
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