拉沙热发生在所有年龄组的男女中间。

Lassa fever occurs in all age groups and in both men and women.

youdao

基孔肯雅热发生在非洲、亚洲和印度次大陆。

Chikungunya occurs in Africa, Asia and the Indian subcontinent.

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但以后要是被另一种病毒变种感染，将增加导致登革出血热发生的风险，这在拉美变得越来越普遍了。

But subsequent infection by another variant increases the risk of developing DHF, which is becoming much more common in Latin America.

youdao

What I really want to do is just give an example of what happens when you throw the thing, the material into a calorimeter and see how much the temperature changes.

我想做的是给出当,你把这些东西，这些材料扔进，量热计时会发生什么,看看温度会变化多少。

麻省理工公开课 - 热力学与动力学课程节选

There's no heat flowing from the environment to the system. I have to define my terms.

系统与外界间,并没有热传递发生。

麻省理工公开课 - 热力学与动力学课程节选

It's just how much heat is involved when we change the temperature. Now, the products have some heat capacity associated with them right, it takes a certain amount of heat if we make their temperature change, to either put it in or take it away, depending on which direction the temperature is changing.

问题就是当我们改变温度时,有多少热量发生了转移,生成物具有一定的热容,如果我们改变,它们的温度，就要输入或,提取一定的热量,这取决于温度改变的方向。

麻省理工公开课 - 热力学与动力学课程节选