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

• Eco-efficient mosquito control system can stimulate the sweat of the humidity and temperature under the hot air.
  高效生态灭蚊系统提供能刺激排汗的体温下的湿气和热气流。
• His justification for the merger was just hot air
  他提出的合并理由只是空话连篇。
• 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。
• Wind is a current of air caused by a vacuum caused by hot air rising
  风是由于热空气上升产生真空导致的一种气流运动。
• China's economy is going up like a hot air balloon on a cold day.
  中国的经济就像冬天里的热气球一样上升。
• There were full of wind or full of hot air.
  那儿充满了风和热空气。
• Or maybe you're full of hot air.
  也许你被空气充慢了。
• 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。
• 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。
• 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。