Read Edit View history 异戊二烯 yìwù'èrxī isoprene Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 异戊二烯/ 異戊二烯 yìwù'èrxī isoprene noun 异戊二烯是天然橡胶的主要成分。 Edit Delete References Add reference No references for this word.