天气一点也不好, 要变热起来.

It is not at all a nice day. It will get hot.

我们一会儿会感觉变热，这里越来越热了，穿上你的瑜伽服吧。好的，我们来到垫子上。

We're going to get hot. It's getting hot in here so put on your yoga clothes. Okay, let's hop to it.

并且对热能的敏感度更低一些，当瓦片变热后，它的性能就开始降低。

It has less sensitivity to heat, most start to degrade in performance as they get hotter.

它用电运行并变热。

It runs on electricity and becomes hot.

他在扇动烧烤架以使煤炭变热。

He was fanning the barbecue to get the coals hot.

天气倾向于在夏天变热。

The weather tends to be hot in summer.

小满时节，天气逐渐变热。

The weather gradually becomes hotter during Grain Buds.

一旦它变热了，它就会维持热度。

Once it is hot, it stays hot.

太阳出来，天就变热了。

It gets hot when the sun gos up.

所以地球变热又变冷？

So the Earth heats and cools??