hot air

名词 n.
中文释义

英文释义

名词 n.
  1. Air that has been heated, especially so as to function as the lifting agent of a hot-air balloon. uncountable
    — The balloon was equipped with a burner to create hot air for lift.
  2. Empty, confused, or exaggerated talk lacking meaning or substance; bluster. idiomatic,uncountable
    — "You'll never get anywhere so long as youse trail with that reform bunch. It's all hot air and tomfool theory."
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