hot air

基本解释

• 吹牛；大话

同根派生

英汉例句

双语例句

• It uses hot air.
  它使用热空气。
• “They aren’t selling engines, they are selling hot air out the back of an engine,” says an investment analyst.
  一位投资分析家说，“它们不是在售卖引擎，它们卖的是引擎后面排出的热空气。”
• But unlike their comrades in that bloody urban battle, the marines now in Afghanistan have, for the most part, thrust their swords into hot air.
  但与那场惨烈巷战的战友不同，阿富汗的陆战队这一次，绝大部分时候，把炎热的空气当成了他们的打击目标。

原声例句

• 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."
• 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。
  麻省理工公开课 - 热力学与动力学课程节选
• 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。
  麻省理工公开课 - 热力学与动力学课程节选

权威例句

• 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?

词组短语

短语

• hot -air dry 热空气干燥
• hot t air balloon 热气球

英英字典

剑桥英英字典

• If something that someone says is hot air, it is not sincere and will have no practical results.

专业释义

机械工程

• 热风

  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。

  物理学

• 热空气