lose the scent

• v. 失去线索

lose the scent的用法和样例：

例句

1. The dogs lost the scent and the prisoner escaped.
   警犬失去了臭迹，囚犯因而得以逃脱。
2. The hounds lost the scent of the fox.
   这些猎犬失去了狐狸的臭迹。