a closed mouth gathers no feet

谚语
英 /ə ˈkləʊzd ˌmaʊθ ˈɡæ.ðəz nəʊ ˈfiːt/    美 /ə ˈkloʊzd ˌmaʊθ ˈɡæ.ðɚz noʊ ˈfiːt/

英文释义

谚语
  1. One who does not speak can be sure of not saying anything embarrassing. humorous
    — From the wall of a New York bar: "A closed mouth gathers no feet."

词源

From put one's foot in one's mouth (“to say something embarrassing or wrong, or to make a mistake in public, or a social blunder, that is embarrassing or offensive”), adopting the structure of a rolling stone gathers no moss and a closed mouth catches no flies.
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