smell out

字典網

英文解釋：

動詞 smell out:

1. recognize or detect by or as if by smelling
   同義詞：sniff out, scent out, nose out

中英例句：

1. The Secret Service smelled out a plot to kill the President.
   情報部門抽絲剝繭發現了要行刺總統的陰謀。
2. Specially-trained dogs can smell out drugs.
   受過特殊訓練的狗能嗅出毒品。