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。
• 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。
• 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。
• A blast of hot air came from the furnace.
  股热风从火炉里吹出来。
• 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。
• 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。
• A hot air balloon, shaped and sized to resemble the Space Shuttle, drifts over Ottawa.
  一个外形和尺寸十分像太空飞船的热气球漂浮在渥太华上空。
• 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。
• 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。
• 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。