fall off英 [ˈfɔːl ɒf]美 [ˈfɔːl ɔːf](从接合处)脱落,掉落; (程度、数量、规模)降低,减小英英释义verbdiminish in size or intensitySynonym:fall awayfall heavily or suddenlyThe real estate market fell offSynonym:slumpsinkcome offThis button had fallen off双语例句