setsbback(sth)
—phrasal verbwithsetverbuk/set/us/set/present participlesetting|past tense and past participleset
informaltocostsomeone alargeamountofmoney
花去（某人）一大笔钱
Buying thatsuitmust have set you back.买那套西服一定花了你一大笔钱。
It's ahandygadgetand will only set you back about $15.这件有用的工具只需花你15美元。