英 [ˌhɒt ˈeə(r)]
空谈：指没有实际内容或价值的言辞。
hot air //
不可数名词 If you say that someone's claims or promises are just hot air, you are criticizing them because they are made mainly to impress people and have no real value or meaning. 空话; 夸夸其谈
His justification for the merger was just hot air.
他提出的合并理由只是连篇空话。
air that has been heated and tends to rise
loud and confused and empty talk
同义词： palaver / empty words / empty talk / rhetoric
热风-引用次数：72
The technology of dehydrating wild rice stem using microwave energy in combination with hot air diying was investigated preliminarily.
利用微波能结合热风干燥对茭白脱水的工艺进行了初步研究。
参考来源脱水茭白加工工艺研究 Study on processing technology of dehydrating wild rice stem
热空气
目前，我们听到的是满嘴大话（hot air）——若辩论的主题是二氧化碳排放，这可不是我们想要的。
这本书教育我们说话不要放热风（hot air），要像牛(bull)一样务实，但不能像它的排泄物（bullshit）一样不知所终，但人话说多了，自然就会放热风，所以我必须停止了，不然...
... Hooligan 阿飞，足球流氓 Hot air 吹牛，空话 Hothouse 对儿童进行学前教育 ...
... hors d'oeuvres 饭前点心 hot air 毫无根据的谎言;大话 How am I doing 你看我做的怎么样 ...
吹牛；大话
Wind is a current of air caused by a vacuum caused by hot air rising.
风是由热空气上升产生真空而引起的空气流动。
That's not just hot air.
那不仅仅是吹牛。
Are you full of hot air?
你在吹牛吗？
State-owned media quote the president as saying he is dissatisfied with this month's global-warming summit in Copenhagen, calling it "a lot of hot air."
VOA : standard.2009.12.25
I'm hot, compared to the air of the room, or cold if I'm somewhere that's warm.
我相对于室内的空气是热的，或是冷的如果我呆在一个温暖的地方。
热力学与动力学课程节选 : 麻省理工公开课
But if you touch the valve going into your tire which basically measures the temperature of the air going into your tire, that is getting hot, right.
以至于浑身发热,如果你摸气筒的阀门,相当于近似测量了进入轮胎的气体的温度，它会很热，对吧。
热力学与动力学课程节选 : 麻省理工公开课
As hot temperatures afflict Moscow, portable air conditioners, fans and inflatable pools are flying off the shelves.
VOA : standard.2010.07.23
The experience combines an old-fashioned promenade with the floating feeling of a hot air balloon.
But in 2009, some of the big ones rose like a hot air balloon.
FORBES: Do Rising BRIC Interest Rates Mean Big EM Bond Gains?
These kid-friendly topics include taking a hot air balloon ride, baking cupcakes, or making a pizza.