Is mainly reflected in the defense invalid block the ball on the defensive effect of differences.

主要体现在防守无效拦网球的防守效果差异上。

youdao

When you are returning serve against a very fast server and you do not have time to hit a swinging return, just block the ball back almost like a volley.

当应对一个发球速度极快的对手时，你不需要一个完整的引拍接发，只需要把球挡击回去，这有点截击的感觉。

youdao

So I told the third man on our team to center the ball, let the rusher come after me, and go block the tall man defending the backfield to the right.

我于是告诉我们一方的第三个人将球传中，让对方的前锋来追我，然后他去右边挡住那个高个子后卫。

youdao

He had used a hand to block the ball on the goal-line and Taouil knocked home the penalty, despite Boruc getting close.

BBC: Kilmarnock 1-3 Celtic

Maurice Edu tried to force his way past Wilson and the Rangers players claimed in vain that the Celtic defender had used his arm to block the ball's path but referee Thomson again waved play on.

BBC: Celtic 1-2 Rangers (aet)

Cole should have levelled soon afterwards when he ran clear and rounded Kirkland but he did not look up before firing goalwards, and failed to see that Gary Caldwell had got back to brilliantly block the ball on the line.

BBC: West Ham 3-2 Wigan