curve·ball
noun/ˈkɜːvbɔːl/
/ˈkɜːrvbɔːl/
(also curve)
- (in baseball) a ball that moves in a curve when it is thrown to the batter
（投向击球员的）曲线球 - His curveball has lost its bite.
他的曲线球失去了攻击力。
- His curveball has lost its bite.
- (North American English, informal) something that is unexpected and difficult to deal with
出乎意料的难题 - One of the journalists threw the senator a curveball (= surprised him/her by asking a difficult question).
一名记者向参议员提了一个措手不及的问题。 - The plot throws a few curveballs along the way to keep you guessing.
情节自始至终跌宕起伏，悬念不断。
- One of the journalists threw the senator a curveball (= surprised him/her by asking a difficult question).