knuckleball 的定义
Baseball.
- a junk pitch that moves erratically toward home plate, usually delivered by holding the ball between the thumb and the knuckles of the first joints of the first two or three fingers: Trying to hit his knuckleball was like swatting at a fly with a straw.
更多knuckleball例句
- I was the one who taught him how to control his curveball and throw a knuckleball.