caveat /ˈkeɪvɪˌæt/

• 1. 

  N-COUNT A caveat is a warning of a specific limitation of something such as information or an agreement. 警告; 提醒 [正式] [oft N that]

  例：

  There was one caveat: he was not to enter into a merger or otherwise weaken the Roche family's control of the firm.

  提醒一下：他不是要参与并购或其他削弱罗技家族对该公司控制的行动。