柯林斯詞典rubber tree 1. N a tropical American euphorbiaceous tree, Hevea brasiliensis, cultivated throughout the tropics, esp in Malaya, for the latex of its stem, which is the major source of commercial rubber 橡膠樹→see alsoPará rubber 返回 rubber tree劍橋詞典a type of tropical tree from which latex (= the liquid used to make rubber ) is obtained 橡膠樹 返回 rubber tree