1. As a captain in the merchant navy he had no problems with his male identity.
作为商船船长在他没有问题,他的男性身份。

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2. Were men for the Navy recruited from men on merchant ships?
海军的人员是从商船的人员中征募的吗?

《新英汉大辞典》

3. Were men for the Navy recruited from men on merchant ships?
海军的人员是从商船的人员中征募的吗?

《新英汉大辞典》