Their bodies release far less testosterone.

他们体内分泌的睾酮量远少于年轻男性。

In fact, men who had high testosterone showed the lowest antibody response to the vaccine.

事实上，拥有高睪酮素的男性对疫苗的抗体反应是最弱的。

But for those who do experience lust, it's driven by the hormones oestrogen and testosterone.

但对于那些确实有欲望的人来说，欲望是由雌激素和睾酮驱动的。

For men, the best known is testosterone.

对于男性来说，最广为大家所知的就是睾丸激素。

It's probably low testosterone om from stress.

估计是因为压力太大，导致睾酮素太低。

That testosterone trap is not Tom.

这个被睾酮激素控制了的人不是Tom。

So testosterone in the POM does inspire mating behavior.

因此POM区域的激素确实会影响交配活动。

Testosterone is an anabolic steroid, meaning that itencourages new muscle growth.

睾丸激素是一种合成代谢类固醇，它能够促进新的肌肉的生长。

A deep voice is associated with high testosterone, physical strength and aggression.

低沉嗓音与高睾酮、体力以及自身的攻击性有关。

What's up? Not his testosterone levels.

怎么样（又意: 什么在上升）? 反正他的睾丸素水平没升。