名词
中文翻译：Unknown
同义词：
['infertile', 'inactive', 'invigorated']
例句：
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3.
在医学上
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1.The couple is facing a difficult decision about whether to have another child.
这对夫妇面临着一个艰难的决定，是否要再要一个孩子。
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2.The old house was in need of some renovations to make it more lively.
这座旧房子需要一些翻新，让它更加活跃。
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3. The new manager has brought a lot of energy and enthusiasm to the company.
新任经理带来了很多活力和热情，使公司焕然一新。