bale (n.)youdaoicibaDictYouDict[bale 词源字典]
"large bundle or package," early 14c., from Old French bale "rolled-up bundle," from Frankish or some other Germanic source (such as Old High German balla "ball"), from Proto-Germanic *ball-, from PIE *bhel- (2) "to blow, swell" (see bole).[bale etymology, bale origin, 英语词源]