Menstruation may cease when a woman is anywhere between forty-five and fifty years of age.

月经可能在女性45至50岁之间停止。

《柯林斯英汉双解大词典》

Fifty years ago, nearly 100 percent of men that age were working.

50年前，这个年龄段的男性几乎100%都在工作。

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By then he was more than fifty years of age.

到那时，他已经五十多岁了。

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