熟橡胶 shúxiàngjiāo vulcanized rubber Origin Definitions Defs Strokes Stroke Words Sentences Sents 熟 shú processed (bound form) processed; refined; prepared by treatment or smelting or tanning橡胶 橡膠 xiàngjiāo noun rubber rubber; caoutchouc; a highly elastic polymer that is waterproof, airtight, and non-conductive