fall back on 英 [fɔːl bæk ɒn] 美 [fɔːl bæk ɑːn]
基本释义
求助于； 转而依靠
例句
Doctors sometimes fall back on old cures.
有时医生们求助于老的疗法。
She was obliged to throw herself on her uncle for aid.
她不得不不求助于她的叔叔。
