Hot air rises, so the flame climbs up between the two grape halves.

热空气上升，所以火苗从两半葡萄之间攀升。

Withered leaves danced and whirled in the hot air of noon.

枯叶在正午的炎风中飞舞。

Compare it to a hot air balloon.

拿它跟热气球作对比。

We have 'empty', 'game changer' and 'hot air'.

我们有“无意义的”、“规则改变者”和“空话”。

COP27 was a lot of hot air — again.

联合国气候大会又是一场空话大会。

OK. Let's go by hot air balloon.

好的，我们做热气球去吧。

There's no burner like a hot air balloon.

没有什么飞行器能比得上热气球。

They were meaningless. They were 'hot air'.

它们毫无意义。它们都是“空话”。

That's what comes out of your mouth, hot air.

那是从你嘴里出来的，热空气。

Cool! But isn't that a hot air popcorn popper?

酷！但那不是一台爆米花机吗？

He actually truly enjoyed travelling by hot air balloon.

他真的很享受乘坐热气球的旅程。

Is it a Subway, Space capsule, Biplane or Hot-Air Balloon?

地铁、太空舱、双翼飞机还是热气球？

Local authorities have suspended all hot air balloon flights near Luxor.

当地政府已下令停止卢克索附近所有的热气球活动。

So the hot aisle where it expels all the hot air.

所以它排出所有热空气的热通道。

James hiked, fished, learnt to sail and experimented with hot air ballooning.

詹姆士不但远足、钓鱼，还学会了航海、尝试了热气球飞行。

When we fill balloons with hot air, they rise into the air.

当我们用热空气填充气球时，气球就会上升到空中。

And then a fan that pushes that hot air down onto the food.

然后用风扇把热空气推到食物上。

It's one of the worst tragedies in hot air balloon in history.

这也是热气球历史上最为惨烈的事故之一。

It removes hot air in the summer and cold air in the winter.

它在夏天排出热空气，在冬天排出冷空气。

Now, 'hot air' is quite informal, isn't it?

现在，hot air 是相当不正式的表达，不是吗？