go back upon

英 美
  • vt. 违背(背叛)
    用作及物动词 (vt.)
    1. His father told him not to go back on his promise.
      他的父亲对他说,不要违背自己的诺言。
    2. Don't do anything that should go against his will.
      不要做违背他心意的事。

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