hot air

英 [ˌhɒt ˈeə(r)]

美 [ˌhɑːt ˈer]

n.  夸夸其谈; 大话; 空话

Collins.1

牛津词典

noun

• 夸夸其谈；大话；空话
  claims, promises or statements that sound impressive but have no real meaning or truth

柯林斯词典

• N-UNCOUNT 空话;大话;夸夸其谈
  If you say that someone's claims or promises are justhot air, you are criticizing them because they are made mainly to impress people and have no real value or meaning.
  1. His justification for the merger was just hot air...
     他提出的合并理由只是空话连篇。
  2. I'd come to the conclusion by then that he was all hot air.
     我那时已得出结论，他只会夸夸其谈。

英英释义

noun

• loud and confused and empty talk
  1. mere rhetoric
  Synonym:palaverempty wordsempty talkrhetoric
• air that has been heated and tends to rise

双语例句

• If you had a hot air balloon, where would you fly?
  如果你有一个热气球，你会去哪里？
• You have risen to where you are, due to a large quantity of hot air.
  由于大量的热气，你升到了你现在的位置。
• Heating device: Electric heater unit and hot air circling type to dehumidification.
  加热装置：电加热装置和热风循环进行除湿。
• He blew a lot of hot air about health and nutrition.
  他夸夸其谈地说了好多关于健康和营养的事。
• Circulate hot air by convection, as of certain ovens.
  使热空气通过对流来循环，就像一个烤箱。
• Hot air balloons have burners to keep the air hot.
  热气球利用装着的燃烧器保持球内气体的热度。
• The hot air permitted higher speeds before the critical Mach number was exceeded
  热空气可使之在超过临界马赫数之前达到更快的速度。
• For now, we have hot air not what you want when the topic for debate is CO2 emissions.
  目前，我们听到的是满嘴大话（hotair）若辩论的主题是二氧化碳排放，这可不是我们想要的。
• In Africa, people can watch wild animals from hot air balloons.
  在非洲，人们可以从热气球上看野生动物。
• Or maybe you're full of hot air.
  也许你被空气充慢了。