And waved their wands in one identical sweepingmotion.
两人挥舞着魔杖，做了一个完全一样的横扫动作。
2
Follow through: the follow through is a long, continuous sweepingmotion finishing high with the racket butt opposite the left eye, (for right handers).
随挥：随挥是一个长距离持续性的挥拍动作，一直挥到拍柄底部对着你的左眼为止(对右手持拍选手而言)。
3
Just as a sweeping hand motion in freestyle (the "s" pattern) can help you grab more water, this inward-moving kick can help you grab a bit more water during the path to the finish of the kick.