an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products
同义词：rubber, natural rubber, India rubber, gum elastic
caoutchouc详细解释
caou.tchouc n.（名词）See rubber 参见 rubber 来源：French 法语 probably from Spanish caucho 可能源自 西班牙语 caucho from Tupi cau-ucha 源自 图皮语 cau-ucha
