BrenyoudaoicibaDictYouDict[Bren 词源字典]
type of machine gun used by the British army in World War II, 1937, short for Bren gun, coined from first letters of Brno, Czechoslovakia, and Enfield, near London. The patent was purchased in Brno, and the gun was manufactured in Enfield.[Bren etymology, Bren origin, 英语词源]