tribology (n.)youdaoicibaDictYouDict[tribology 词源字典]
1965, "study of friction," from comb. form of Greek tribos "rubbing," from tribein "to rub, rub down, wear away" (from PIE root *tere- (1) "to rub, turn, twist;" see throw (v.)) + -logy.[tribology etymology, tribology origin, 英语词源]