first mate
参考词典中first mate的常规释义：
基本释义
- n. (海军)大副
参考例句
- The first mate will be in charge when the captain is away.
船长不在时将由大副负责。 - The first mate was studying to Become a master.
大副正在学习准备当船长。
- The first mate will be in charge when the captain is away.
英英解释
1个名词解释
- the officer below the master on a commercial ship
[同] first mate, mate
点击查看……- the officer below the master on a commercial ship
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