backsbup
—phrasal verbwithbackverbuk/bæk/us/bæk/
B2
tosupportorhelpsomeone
支持,帮助(某人)
Myfamilybackedme upthroughoutthecourtcase.打官司期间,我的家人一直在支持我。
C2
to say that someone istellingthetruth
为(某人)作证
Honestly, that'sexactlywhathappened- Claire will back me up.实话实说,这就是当时的情况——克莱尔会为我作证。
Will you back me up if I say that I neversawhim?如果我说从未见过他,你会为我作证吗?