DuraluminDuralumin / djJ5rAljJmIn /◙ noun 1. [mass noun] (trademark)a hard, light alloy of aluminium with copper and other elements • [商标] 杜拉铝,硬铝
【语源】
1. early 20th cent.: perhaps from Latin durus 'hard' + aluminium, but probably influenced by Düren, the name of the Rhineland town where such alloys were first produced