这位59岁的马拉松选手完成了他的第10场比赛。

The 59-year-old marathon runner completed his 10th race.

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The 59-year-old marathon runner completed his 10th race.

59-year-old 是一个复合形容词,由数字59、名词year(年)和形容词old(老的)组成,中间用连字符连接。这种结构用来描述年龄,表示"59岁的"。

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