When bacteria on the skin break down these molecules, you get body odour.

当皮肤上的细菌分解这些分子时，就会产生体臭。

No interviewee would answer this question with an unambiguous negative (" stupidity" , say, or " body odour" ).

没有一个面试者会在回答这个问题时给出一个明确的缺点(比如“糊涂”或“体臭”)。

There's different degrees of body odour.

有不同程度的体味。

It sounds strange to say that body odour can smell pleasant.

说体味可以闻起来很舒服， 这听起来很奇怪。

But while some individuals have strong and noticeable body odour, many -- at least since the use of soap has become widespread -- do not.

但是，虽然有些人有强烈而明显的体味，但许多人--至少自从肥皂的使用变得普遍以来--没有。

Body odour is known to be linked with genetic make-up (particularly with the genes underlying part of the immune system called the major histocompatibility complex).

众所周知，体味与遗传构成有关(特别是与免疫系统中被称为主要组织相容性复合体的潜在基因)。

It's actually the bacteria living in and on your body that eat that sweat and they metabolise it into the stink that leads to our own body odours.

实际上是生活在你体内和身体上的细菌吃了汗液，并将其代谢成臭味，导致我们自己的体味。

To this end they gathered another 17 volunteers, gave them t-shirts to wear to collect their body odours, ran those odours past the e-nose, and then asked the participants to play a game.

为此，他们召集了另外17名志愿者，给他们穿上收集体味的t恤，让这些体味通过电子鼻，然后让参与者玩一个游戏。

They have also shown that this is probably the case from the get-go, with people picking friends at least partly on the basis of body odour, rather than the body odours of people who become friends subsequently converging.

他们还表明，这种情况可能从一开始就存在，人们在选择朋友时至少有一部分是基于体味，而不是成为朋友之后合在一起的体味。

But as hard as it is to imagine, before the advent of commuter rail, people faced a lot more peril than indefinite delays, expensive fares, and getting to know the intimate notes of strangers' body odours.

但是，尽管很难想象，在铁路通勤出现之前，人们面临的危险比无限期的延误、昂贵的票价和了解陌生人体味的私密气息要大得多。