bleat (v.)youdaoicibaDictYouDict[bleat 词源字典]
Old English blætan, from West Germanic *bhle- (source also of Dutch blaten "to bleat"), of imitative origin (compare Greek blekhe "a bleating; the wailing of children," Old Church Slavonic blejat "to bleat," Latin flere "to weep"). Related: Bleated; bleating.[bleat etymology, bleat origin, 英语词源]
bleat (n.)youdaoicibaDictYouDict
c. 1500, from bleat (v.).