gravel crusher的意思解释和用法例句,俚语gravel crusher (=gravel-pounder)

gravel crusher (=gravel-pounder)

用作名词的意思：（美国俚语）[军队用语]步兵

用法及例句：
Do you really want to join the army and be a gravel-pounder?你真的想要参军当步兵吗？

The life of a gravel crusher is not for me. 步兵的生活对我不合适。

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