*[‘hwisl]
n. 口哨, 汽笛, 啸啸声, 口哨声
vi. 吹口哨, 鸣汽笛, 发嘘嘘声
vt. 用口哨或吹哨传意, 用口哨演奏
医 笛音, 哨音, 笛
相关词组:
as clean as a whistle
let sb go whistle
may whistle for it