abluentyoudaoicibaDictYouDict[abluent 词源字典]
"Having the property of cleansing the body", Early 18th cent.; earliest use found in Glossographia Anglicana Nova. From classical Latin abluent-, abluēns, present participle of abluere to wash off or away from ab- + luere to wash.[abluent etymology, abluent origin, 英语词源]