Expel
来自Big Physics
late Middle English: from Latin expellere, from ex- ‘out’ + pellere ‘to drive’.
wiktionary
Late Middle English: from Latin expellere, from ex-(“out”) + pellere(“to drive”).
etymonline
expel (v.)
late 14c., "cast out," from Latin expellere "drive out, drive away," from ex "out" (see ex-) + pellere "to drive" (from PIE root *pel- (5) "to thrust, strike, drive"). Specific meaning "to eject from a school" is first recorded 1640s. Related: Expelled; expelling.