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

• 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。
• There were full of wind or full of hot air.
  那儿充满了风和热空气。
• Drying process is the duration of hot air flowing through material layer, where heat and quality is transmitted.
  干燥过程是热气流穿过物料层，定然成热量与质量的传递的过和。
• 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。
• 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。
• This is a Curious George and the Hot Air Balloon Book.
  这是一种好奇的乔治和热气球的书。
• 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。
• 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。
• 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。