Really distinct odor, used to preserve frogs in biology class.

独特的气味，在生物课上用来保存青蛙。

It also changes color and produces an odor.

它改变了颜色，产生了气味。

When a bad weather low moves in, air pressure lessens and odors are released.

当低气压移动时，空气的压力减弱，气味就被释放了。

Later, another group shopped in the same store, but with no flower odor.

之后，另一组进入同样的鞋店，但是里面不再有花香。

But flies tag incoming odors differently from the way modern search algorithms parse similarity.

但是，果蝇对气味的标记，与现代搜索法不同。

As sweet as it smells, the odor from the plants is also unsettling.

尽管闻起来很甜，但也夹杂着一股令人不安的味道。

So they're very, very good at finding minute odors.

所以它们善于嗅到微乎其微的气味。

This enlarged space is populated by millions of odor receptors.

其中还布满上百万个气味感受器。

Wine is definitely not the only drink judged on its odor.

葡萄酒绝对不是唯一一种根据气味来判断的饮品。

It's done to protect them from unpleasant or toxic odors.

这样做是为了防止他们受到难闻有气味的影响。

Maybe one day if a drug is designed that can change those odors.

也许某一天，会发明出某种可以改变这些气味的药物。

Mum was a cream or paste designed to prevent bacteria from causing odor.

Mum是一种乳霜，用来防止细菌产生气味。

Molecules in the air are detected by receptors in my nose and converted to odors.

鼻子里的受体会感知空气分子并转化为香味。

You're probably familiar with it. You know, it has that characteristic odor of rotten eggs.

你可能对它很熟悉。你知道，它有那种典型的臭鸡蛋气味。

Behaviors like smoking and excessive alcohol consumption also have a very recognizable odor.

生活习惯，例如吸烟和酗酒都会有一股容易分辨的气味。

So what determines how strong your body odor might be?

那体臭的强度取决于什么呢？

And you can always spot spoiled produce by off odors, slimy surfaces, and mold.

而且你可以通过异味、粘稠的表面和霉菌来发现变质的产品。

The scents we encounter are molecular mixtures, though, not individual odors.

我们遇到的气味是分子混合物，而不是个别气味。

He knows the swamp so well that he can smell a python's " musk" odor.

他对沼泽了解，甚至可以闻到蟒蛇的“麝香”气味。

The study found that certain odors play a role too.

研究发现，某些气味也起到了作用。