The clock oscillates at its own endogenous, or internal, period.

生物钟以自己的内在周期运作。

Do you think my endogenous clock ticks faster than yours, Alice?

你觉得我的生物钟比你的走得快吗？

In addition to taking exogenous steroid medications, Cushing syndrome can also result from increased levels of endogenous cortisol.

除了服用外源性类固醇药物外，内源性皮质醇的升高也会导致库欣综合征。

We get a release of the endogenous opioid system and that production of opioids gives us a high when we dance.

内源性阿片肽的释放会让我们在跳舞时兴奋不已。

Dopamine would still cue me to eat the food, but the wretched taste would blunt the rewarding endogenous opioid response.

吃饭时，多巴胺系统仍会“激励”着我去吃那些同时抹有香蒜沙司的面包，但面包发出的怪味也会“钝化”内源性阿片脑作出的“奖励”反应。

The oral microbiota can be altered by a series of endogenous and exogenous factors such as diet, smoking, alcohol, antibiotic treatments or pregnancy.

口腔微生物群可被一系列内源或外源性因素影响，例如饮食、吸烟、饮酒、抗生素治疗或怀孕。

The flavor of the pesto and bread combination released some endogenous opioids telling me that this stuff is really delicious, that I like it.

香蒜沙司和面包一起发出的味道，使我的大脑分泌出了一些内源性阿片肽，让我意识到这东西真的很好吃。

It is called the porcine endogenous retrovirus (PERV), and this virus has the potential to cause a viral epidemic similar to HIV.

它被称为猪内源性逆转录病毒 (PERV)，这种病毒有可能引起类似于 HIV 的病毒流行。

Another strategy is using amantadine, which is also an antiviral medication that increases endogenous dopamine production, although the mechanism here is still being worked out.

另一种方法是使用金刚烷胺，一种可以增加内源性多巴胺生成的抗病毒药物，尽管它的药理机制还不完全清楚。

If that test is positive, the next step is to determine the exact cause of endogenous cortisol production, and ACTH plasma levels can be checked.

如果测试结果为阳性，那下一步是探查内源性皮质醇失常的原因，可以检查血清促肾上腺皮质激素水平。