which is faster，hot or cold？用英语解释一下

You can catch a Cold, but I have never heard of ANY ONE catching Hot soooooo....That must mean that Hot is faster.

哪个更快？冷或者热？

catch a Cold是感冒的意思，字面意思是抓住“冷”。

但是“热”不能被抓住，所以，“热”更快。