飞球运动员为防守练习而击打的腾空球，先将球抛起来，在球未落地前，用长而细的轻快球棒击打

A fly ball hit for fielding practice by a player who tosses the ball up and hits it on its way down with a long, thin, light bat.

打高尔夫球的人挥棒击了一下球。

The golfer took a swing at the ball.