abstergeyoudaoicibaDictYouDict[absterge 词源字典]
"To wipe away; to wipe clean, cleanse", Early 16th cent.; earliest use found in The Grete Herball. From Middle French, French absterger to wipe clean, to wipe off (e.g. the infected matter from a wound) or its etymon classical Latin abstergēre to wipe clean, to wipe off, to wipe away from abs + tergēre to wipe.[absterge etymology, absterge origin, 英语词源]