lightship
柯林斯词典
1. N-COUNT A lightship is a small ship that stays in one place and has a powerful flashing lamp. Lightships are used to guide ships or to warn them of danger. (用作航标的)灯船
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1. N-COUNT A lightship is a small ship that stays in one place and has a powerful flashing lamp. Lightships are used to guide ships or to warn them of danger. (用作航标的)灯船