whistling buoy

短语

un. 汽笛浮标 [网络] 号笛浮标；响哨浮标；鸣笛浮标

词形变化

whistling buoys 复数 whistling buoys

释义与例句

n.
  1. 1.

    A buoy fitted with a whistle that is blown by the action of the waves.