His justification for the merger was just hot air.

他提出的合并理由只是连篇空话。

《柯林斯英汉双解大词典》

That's not just hot air.

那不仅仅是吹牛。

youdao

Perhaps workers were just hot.

也许（这只是）因为工人们太热了。

youdao

Although hot weather just makes most people feel hot, it can cause serious medical problems, even death.

VOA: special.2010.07.27

I'm from Houston, so it's just hot and hotter. These are the two seasons there.

我来自休斯顿，那儿只有热和更热这两个季节。

去溜冰场 - SpeakingMax英语口语达人

Theory was both hot and cool, and it was something about which, following from that, one had not just opinions but very, very strong opinions.

理论很热门，也很酷，对于理论，人们不光有想法，而且是非常强烈的想法。

耶鲁公开课 - 文学理论导论课程节选

Perhaps workers were just hot.

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This red-hot stand has just two hot dogs on its menu a single or double.

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