vt.

1. 揭开……的盖子；移去……的覆盖物
   The police have uncovered a plot to assassinate the President.

   警察已破获一起暗杀总统的阴谋。

2. 揭露；发现
   By a sudden movement we uncovered the enemy's right flank.

   我们的突击行动使敌人的右翼暴露无遗。

3. 脱（头上的）帽子致敬

v.

1. remove a cover or covering from.
   ▸archaic remove one's hat, especially as a mark of respect.
2. discover (something previously secret or unknown).