Asthma attacks can be triggered by pollen, dust, harsh chemicals or scents.

花粉、灰尘、刺激性化学物质或气味可引发哮喘。

It's a stimulant drug, helping the brain get messages to the body quicker.

咖啡因是一种刺激性药物，帮助大脑更快地将信息传递给身体。

Often a drop of irony into an indifferent situation renders the whole piquant.

在平淡无味情景中，加入一滴调侃戏虐成分，往往就会使整个形势变得富有刺激性。

Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued.

4。由于苯酚对人体带有刺激性作用，它基本上已不再被当作常用了。

Ammonia is a colourless gas with a highly pungent, suffocating odour.

氨是一种无色气体，具有强烈刺激性、令人窒息气味。

I find personally more motivating than the - - the defensive argument.

我个人认为这样做更有刺激性。

So first grab some dried chilis – these are a chili that we really like called Guizhou Longhorn, but anything with a medium kick to it like Arbols, Japones or Cayennes would work just fine.

先拿一些干——这是一种我们非常喜欢，叫做贵州龙角，但是任何带有中度刺激性，比如Arbols、Japones或Cayennes都可以。

A lot of hairstylists view sulfates as being too harsh.

很多发型师认为硫酸盐太具有刺激性了。

See, I like my food a little more exciting I think than you do.

与你相比，我喜欢食物更刺激性一些。

Irrespective of Alan's research, James believes it's possible for Q39 computer games to play a major role in making classroom learning more stimulating and he cites many instances where this would be possible today.

不管艾伦研究如何，詹姆斯认为，电脑游戏可以在使课堂学习更具刺激性方面发挥重要作用，他列举了许多今天可能实例。

Oh, it's got a little kick to it, oh.

哦，它有一点刺激性，哦。

The air had a noxious, almost pungent, smell that makes eyes water.

空气是那种有毒刺激性味道，会令眼睛流泪。

To describe foods that have a sharp and acidic taste, we used the word sour.

我们使用“sour”这个词来描述有刺激性酸味食物。

The red-hot ashes blistered his skin, and the stinging vapors tore his throat.

炙热火山灰把他皮肤烫出了水泡，刺激性强烈烟雾折磨着他喉咙。

And yet all of her cosmetics, all of them, are cruelty-free.

但她所有化妆品，都是无刺激性。

How do you protect metals from harsh chemicals?

如何保护金属不被刺激性化学品蚀？

Use cleaning products with harsh chemicals as little as possible.

尽量少使用含有刺激性化学物质清洁产品。

We begin by introducing a set of stimuli, one of which is very unpleasant.

我们首先提供一组刺激性道具，其中有一个会令人相当不适。

Thanks for listening and remember you can find many more stimulating topics and vocabulary here at 6 Minute English on BBC Learning English.

感谢收听，请记住你们可以在 BBC 学习英语栏目六分钟英语节目里找到很多更具刺激性话题和词汇。

The companies are marketing their lunar missions to the same high-tech entrepreneurs and ultra-rich thrill-seekers who have snapped up tourist visits to the ISS and suborbital joyrides-long planned, but yet to fly-with firms such as Virgin Galactic.

两公司想类似高科技公司和富有刺激性富人们宣传市场，这些人把计划很长时间但是没有实施去国际空间站和轨道兜风旅游票一抢而空比如Virgin Galactic公司。