The complicated flow structures of an unsteady supersonic jet behind the bow shock are analyzed and a new formation mechanism of the unsteady effect of the shock shock interference flow is proposed.

分析弓形激波后超音速“喷流”的流动结构及其非定常效应的形成机制，提出一种新的激波碰撞干扰流动的非定常形成机理。

youdao

An expanding shock wave traveled into the surroundings and a reverse shock was driven back in toward the remnants of the star.

在这个冲击波向外扩充的时候，一个反方向的剧烈收缩也被驱使着，朝着恒星残留物而去。

youdao

Fracture toughness against pressurised thermal shock, do you know what a pressurised thermal shock is?

对抗高压热冲击的断裂韧性，你们知道什么是高压热？

youdao

He knew not why. There in the black darkness by the side of the body, he remembered everything without a shock.

VOA: special.2009.10.31

So it was like a big shock to me because after five years, I thought I know the language.

所以，这对我来说，就是一个很大的打击，因为五年的学习以后，我以为我掌握这门语言了。

语法和语调是关键 - SpeakingMax英语口语达人

But the most important criterion--this probably won't shock you, theological acceptability.

但最重要的标准，这可能不会让你吃惊，即神学可接受性。

耶鲁公开课 - 新约课程节选

Republicans are in shock, but the rest of the country is in shock that the Republicans are in shock.

FORBES: The Republican Fiscal Cave Is Much Worse Than The Fiscal Cliff

"It was a shock but a good shock, " said a delighted McCourt.

BBC: McCourt reveals Celtic move shock

"It was a massive shock to the system but after that initial shock, to be honest, the transition wasn't that difficult, " he said.

BBC: Poppy appeal fronted by Staffordshire amputee soldier