hot形容词加名词后缀ness变成名词hotness。

hotness：n.暑热；热烈；热心；热感

hot：adj.温度高的;热的;觉得闷(或燥、湿)热;使人感到热的

例句：

Why do you insist on suppressing your hotness?

为什么你总那么不怕热呢？

Birkin leaned on the fence. A cow was breathing wet hotness on his hand.

伯金倚在栅栏上，一头母牛向他的手上呼出潮湿的热气。

Without the hotness in the summer, villagers from farm work to do all of his voice, a rare few have obtained more leisure.

没有了夏日里的暑意，乡亲们干起农活来都是神采奕奕，多得了几份难得的清闲。