stepping stone

stepping stone

释义:“垫脚石”,常引申为为实现某一更宏大或重要的目标而采用的中间渠道。

例句:
Asian immigrants were the most likely among all groups to enroll at community colleges as stepping stones to further education ar four-year institutions.
The monetary union was (or should have been) a stepping stone to a fuller fiscal and political union.

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