blow a whistle

美 [bloʊ ə ˈwɪsl]英 [bləʊ ə ˈwɪsl]
  • 吹哨子
blow a whistleblow a whistle
  1. With the blow of a whistle , the gate opened and students entered the school grounds on a specifically-prepared red carpet .

    一声哨响,校门打开,考生陆续踏上学校特意铺设的红地毯。