柯林斯词典merchant navy (also merchant marine) 1. N the ships or crew engaged in a nation's commercial shipping 商船队伍 返回 merchant marine剑桥词典a country's ships that carry goods and are not used for military purposes 商船船队 The merchant marines suffered a higher casualty rate than any branch of the armed services . 商船遭受的人员损失比任何兵种都大。 He served in the Merchant Marine. 他在商船上工作。 返回 merchant marine