单词	backspin
释义	backspin /ˈbakspɪn / noun [mass noun] A backward spin given to a moving ball, causing it to stop more quickly or rebound at a steeper angle on hitting a surface.They went straight at the hole, catching the ball cleanly and counting on backspin to stop the ball very close to where it landed.... The subject was a hitting mechanic called ‘palm up,’ which is a technique many good hitters use to get backspin on the ball and increase the distance of their drives. The idea is to kick an inch behind the tip of the ball, which produces backspin.
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