But, of course, serving the ball inbounds is just the first step.

但是，当然，发球出界只是第一。

And now Jones inbounds the ball.Shot clock at 18.

现在琼斯发球 进攻时间有十八秒。

It's determined by the minimum angle for the ball to clear the net and the maximum angle for it to land inbounds.

它由球出小角度和球落入界内大角度决定。

Narrator: The stretch and jump boost the height at which she hits the ball, increasing her acceptance window and ultimately improving her chances of hitting it inbounds.

旁白：伸展和跳跃增加了她击球高度，增加了她接受窗口， 并终提高了她击球出界机会。