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

• 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。
• 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。
• 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。
• Then the cool air over the water moves in and takes the place of the hot air.
  然后水面的冷空气就移动过来，代替了热空气的位置。
• Set up the drying system of hot air circulation, drying quickly and effectively.
  超声波清洗机设置热风循环干燥系统，干燥迅速有效。
• Atmospheric displacement The hot air condensed the steam.
  空气置换转化为蒸汽水蒸气凝结成了水珠。
• He talked a lot of hot air.
  他说了许多大话。
• 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。
• 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。