whistling buoy

英 美
  • 响哨浮标
  • buoy n.浮标;浮筒;救生圈;救生衣v.使浮起;支持;鼓励;用浮标指示
  • whistling n.吹笛;吹口哨;哨声动词whistle的现在分词.
Noun:
  1. a buoy that makes a whistling noise