Tobacco contains nicotine, which is addictive.

草含有尼古，它可致成瘾。

Unnaturally high nicotine concentrations deterred the bees.

尼古浓度高于自然水平会使大黄蜂望而却步。

His addiction to nicotine trumped convention and courtesy.

他的瘾胜过了公德和礼貌。

Nicotine is an addictive element in tobacco.

尼古草中一种令上瘾的成分。

Many contain addictive nicotine, and there's conflicting research on whether they help smokers kick the habit.

许多电子都含有成瘾性的尼古，这些产品否有助于吸者戒，针对该问题的究也没有达成一致。

That worries the department because of the addictive nature of nicotine.

这令卫生部感到不安，因为尼古一种能让上瘾的物质。

In particular, nicotine is a highly flexible molecule.

尼古一种尤其高活性的分子。

Look, there are other ways to quit. You can try the nicotine patch, or nicotine chewing gum.

看，还有其他方法能戒的。你可以试试尼古贴片或尼古口香糖。

Health experts say nicotine is highly harmful to developing brains.

健康专家表示，尼古对发育中的大脑极具危害。

And if caffeine and nicotine have these effects on bees?

否只有咖啡因和尼古会对蜜蜂产生这些影响？

They contain carcinogens like nicotine and other toxins like arsenic.

它们含有尼古等致癌物和砷等毒素。

The symptoms they report are consistent with acute nicotine poisoning.

根据他们所描述的症状，这与急性尼古中毒相吻合。

Headaches and seizures are also common signs of nicotine poisoning.

头痛和癫痫也尼古中毒的常见病症。

E-cigarettes create a vapor out of nicotine and other chemicals.

电子由尼古和其他化学品制造出雾。

Professor Terrence said nicotine is connected to high protease levels in the lungs.

特伦斯教授说，尼古与肺部的高蛋白酶水平有关。

Highly concentrated nicotine solutions are potently addictive and nicotine addiction is a very difficult addiction to break.

高浓度的尼古溶液会使上瘾，而吸一种很难戒除的瘾。

Nicotine is a toxin that stimulates your body to produce adrenaline.

尼古一种毒素，刺激你的身体产生肾上腺素。

Instead, they release a nicotine vapour that makes people feel like they are smoking.

相反, 电子释放尼古蒸汽，让们觉得自己在吸。

It also decreases the amount of nicotine permitted in smoked tobacco products.

它还会减少草制品中允许的尼古含量。

These substances contain chemicals similar to nicotine and affect insect nervous systems.

这些农药中含有类似尼古的物质，这种物质会影响蜜蜂的神经系统。