名词
中文翻译:一半的生命
同义词:
['live', 'existence', 'lifespan']
例句:
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1.The scientist's research has led to a half-life of 20 years for the drug.
科学家的研究使该药物的半衰期为20年。
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2.She spent her childhood in a small town, half living in the city and half in the countryside.
她童年在一个小城镇度过,一半生活在城市,一半生活在乡村。
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3. The project aims to double the amount of renewable energy available, but it will take half a century to achieve that goal.
该项目旨在将可再生能源的可用量增加一倍,但需要半个世纪才能实现这一目标。