four-letter

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Used other than figuratively or idiomatically: see four-letter: containing four letters.
  2. Consisting of or characterised by swear words and profanity.
    — a four-letter reply, a four-letter insult, a four-letter tirade

词源

Figurative use modelled on four-letter word.
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