1. nun buoy
1. 纺锤形浮标:numskull 笨蛋 | nun buoy 纺锤形浮标 | nun 修女
2. 菱形浮标:7 非水密舱壁 non-watertight bulkhead | 8 菱形浮标 nun buoy | 9 轴颈套 neck bush
3. (菱形)截锥浮标:2346 Numeral pennant国际数字旗 | 2347 Nun buoy(菱形)截锥浮标 | 2349 Oars平桨
noun
1. a buoy resembling a cone
Synonym: conical buoynun