And the main stress is on P.

主要重音在 P。

Multi-syllable words in English tend to put the main stress on the third syllable from the end.

英语中的多音节单词倾向于把重音放在倒数第三个音节上。

And the main stressed word in each of those tone units or those phrases is often called the tonic syllable.

每个声调单位或词组中的主要重读词通常被称为主音音节。

The main stress is on the first syllable.

主要重音在第一个音节上。

And that's because cortisol, which is the main stress hormone, works in balance with our estrogens.

这是因为皮质醇是主要的应激激素，与雌激素保持平衡。

What we're doing here, when I underline this part, is I'm showing where the main stress is.

我们在这里做的， 当我在这部分下划线时，是在展示主要压力在哪里。

There's always one main stress in a word, but if there's an extra stress, it's not as...

一个词中总有一个主重音，但如果有一个额外的重音， 那就不像. . .

I understand. 'I' and 'un' and 'der', are all going towards the main stress there, 'stand'. I understand. I understand.

我明白。 'I' 和 'un' 和 'der'，都指向那里的主要重音，'stand'。我明白。我明白。

Stress can literally steal your estrogens, and that's because cortisol, which is the main stress hormone, works in balance with our estrogens.

压力真的可以偷走你的雌激素，这是因为皮质醇是主要的压力荷尔蒙，它与我们的雌激素保持平衡。

Cortisol is one of the main stress hormones which helps divert energy to where you need it and away from non essentials functions of the body.

皮质醇是一种主要的应激激素，它能帮助你将能量转移到身体需要的地方，远离那些次要功能的身体部位。

So, you can hear how it's the last content word in those phrases that tends to get the main stress or we would say that that's the main stressed word in that tone unit or in that phrase.

所以，你可以听到，最后一个实词，在音调单位里，或者在那个短语里，它是如何在句子里重读的。