button one's lip

动词 v.
中文释义

英文释义

动词 v.
  1. To remain silent, especially in order to keep a secret or to avoid saying something inappropriate. idiomatic
    — "Yes," put in Solomon. "I've been tipped off to this guy Mars, and you'd better tell him to button up his lip and not start anything."

词形变化

buttons one's lip present,singular,third-person buttoning one's lip participle,present buttoned one's lip participle,past buttoned one's lip past button up one's lip alternative
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