温暖的名词形式用英语怎么说

例句：

The female must find a warm place to hatch her eggs.

母的必须找个温暖的地方孵蛋。

The warm climate favours many types of tropical plants.

温暖的.气候对多种热带植物生长有利。

The weather was warm for the time of year.

在一年的这个时节这天气算是暖和的了。

I could feel the warm sun on my back.

我背上感受到了阳光的温暖。

It was a warm day, if not exactly hot.

这一天即使算不上热，也是一个暖和的日子。