夹攻的英文：
converging attack; pincer attack

参考例句：

He's between the upper and nether millstone.
他深受上下夹攻。

"We must keep the victoria in a middle zone, between the perils of land and sky."
“只好把维多利亚号维持在天地夹攻的半空中。”

I tried to mediate in their quarrel,but soon found myself between two fires.
我本想调解他们之间的争吵，可是很快就觉察到自己反而遭到他们的夹攻。

converging是什么意思：
收敛［缩］的； 会聚的， 趋同的

convergence test pattern
会聚测试图

These lines converge at a certain point.
这些线集中于某一点。

Their views are beginning to converge.
他们的观点开始趋于一致。

attack是什么意思：
n. 打击，攻打，伤害
v. 伤害，攻击，进攻，攻打，解决

attacking clear
比较平直的高远球

It was a planned attack.
这是一次有计划的袭击。

We will not attack unless we are attacked; if we are attacked; we will certainly counterattack.
人不犯我，我不犯人；人若犯我，我必犯人。

pincer是什么意思：
拨钉钳; 螯

It was within the claws of the Warsaw pincers that the Polish Army fought and died
波兰陆军是在同对华沙的钳形攻势的合围进行博斗而全军覆没的。

I shall have a hammer, a chisel, and some pincers in my pocket.
我衣袋里带着一个铁锤、一把凿子、一个取钉钳。

An instrument resembling a pair of pincers or tongs,used for grasping,manipulating,or extracting,especially such an instrument used by a surgeon.
钳子，镊子象钳子或夹子的一种器械，用来夹、操纵或抽取，尤其指外科医生用的这样的器具