smellsth/sbout
—phrasal verbwithsmellverbuk/smel/us/smel/smelledorUKalsosmelt|smelledorUKsmelt
mainlyUK(USusuallysniffsth/sbout)todiscoverwhere something or someone is bysmelling
闻出，嗅出
Atcustoms,dogsare used tosmelloutdrugsinpassengers'luggage.在海关，狗被用来嗅查乘客行李中的毒品。