A schoolgirl saved her father's life by kicking him in the chest after he suffered a serious allergic reaction which stopped his heart.

女学生的父亲突发严重过敏反应，心跳停止了，她在他胸口踢了一脚，把父亲救活了。

youdao

There's one sound that gets a big reaction from kids on a hot day, the sound of an ice-cream truck.

在炎热的天气里，孩子们听到一种声音时会有强烈反应，那就是冰淇淋车的声音。

youdao

You can get atoms to smash atoms and create a chain reaction and create power, that's a pretty amazing invention.

你可以让原子粉碎原子，产生连锁反应，产生能量，那是一个非常惊人的发明。

youdao

This has caused a reaction among so-called Black Widows.

VOA: special.2010.04.03

But, I think what most of you, actually having MIT come to MIT, have probably realized is sometimes it's nice to major in a science, because you can't just pick up a reaction and do it in your kitchen on the weekend, where as you can sometimes join a book group and do that.

但我认为对你们大多数人来说,既然来了,可能已经意识到最好是主修一门科学,因为你不能在你,周末的时候在厨房里做化学实验,然后你就可以参加一个读书俱乐部。

麻省理工公开课 - 化学原理课程节选

So if we want to put that in chemical terms, we want to make sure we put these in brackets here, and remember, this is the resonance arrow, it's not a reaction arrow, it's a resonance arrow, so make sure you mark it up correctly like that.

那么如果我们把它类比到化学中来，我们要确保它们都放在括号里，而且要记住，这是一个表示共振态的箭头，而不是表示化学反应的，它是一个表示共振态的箭头，因此请务必像这样正确地标记它。

麻省理工公开课 - 化学原理课程节选

Almost 2 months of frustration was released, if not like a champagne cork, certainly a reaction to a starting pistol.

FORBES: Manufacturing Juices July's Market Mood

The key factors are cultural and generational divisions, the victim's refusal to toe a line and a reaction against a family or clan's self-proclaimed code or rules.

BBC: Q&A: Honour killings explained

Once an isotope causes the crystal to flash, a photosensitive cathode releases electrons into a vacuum tube where a chain reaction produces a cascade, as in the Geiger counter.

FORBES: Stopping Porta-Nukes