| 单词 | back sb up |
| 释义 | back sb up back sb up — phrasal verb with back /bæk/ verb B2 to support or help someone: » My family backed me up throughout the court case.Thesaurus+: ↑Backing, supporting and defending , ↑Defending and protectingC2 to say that someone is telling the truth: » Honestly, that's exactly what happened - Claire will back me up.» Will you back me up if I say that I never saw him?Thesaurus+: ↑Proving and disproving |
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