Once the racquet is back at eye level, the racquet can now fall, or loop down, to the low point of the backswing (one foot below the contact point) before swinging forward.
一旦网拍回到在眼睛高度，网拍现在能落下，或环状下来，在向前挥拍之前，拉到背后拉拍的低点接触点下面一？眨。
For the test program, we'll simply have a key listener loop up or down based on whether the left or right shift key is pressed, as shown in Listing 5.
对于测试程序，我们只简单地让键侦听器根据按下的是左还是右shift键按向上或向下的方向循环，如清单5所示。
Essentially slowing them down by putting in a loop or wait interval.
通过加入一个循环或等待间隔减慢其传入消息的速度。
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