| 短语 | sniff sb/sth↔out | 
| 释义 | ˌsniff sb/sth↔ˈout1to discover or find sb/sth by using your sense of smell嗅出The dogs are trained to sniff out drugs.这些狗是经过训练的嗅毒犬。2(informal)to discover or find sb/sth by looking看出;觉察出Journalists are good at sniffing out a scandal.做记者的善于发现丑闻。 | 
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