Level 4 · word 4,724 of 20,000

whistle

/ˈwɪsəl/ American
Picture: whistle
  • n. 哨子, 哨声
  • v. 吹口哨, 鸣笛
Definition
  • n. a small device that makes a high sound when air is blown through it, or that sound
  • v. to make a high clear sound by blowing air through your lips or a device
Example
The referee blew the whistle to stop the game.
裁判吹哨示意比赛暂停。