n.树脂；合成树脂；松香；vt.用树脂处理；涂擦树脂于； 变形： 复数：resins过去式：resined过去分词：resined现在分词：resining第三人称单数：resins 英英释义： resin[ 'rezin ]n.any of a class of solid or semisolid viscous substances obtained either as exudations from certain plants or prepared by polymerization of s