| 例句 |
He was first mate on a British tanker.他曾是一艘英国油轮的大副。The chief mate was disrated for drunkenness.大副因酗酒被降级。The first mate is in charge when the captain leaves the ship.船长离船时由大副负责。The first mate will be in charge when the captain is away.船长不在时将由大副负责。The mate yelled to back water as the whale surfaced.当鲸露出水面时，大副大声命令倒车。 |