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

• 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。
• 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。
• 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。
• His justification for the merger was just hot air
  他提出的合并理由只是空话连篇。
• The phenomenon of hot air recirculation is a universal question in designing and operating of direct air-cooled power units.
  热风回流现象是直接空冷机组的一个普遍性问题。
• When it comes to global warming, the US and China lead the world in producing hot air.
  在提到全球变暖问题时，美国和中国是全球最大的“热空气”制造国。
• There were full of wind or full of hot air.
  那儿充满了风和热空气。
• This work describes the construction and work principle of the hot air distributor for vertical pressure spraying dry tower.
  介绍用于立式压力喷雾干燥塔的热风分配器改造后的结构与工作原理。
• 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。
• 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。