柯林斯词典butadiene /ˌbjuːtəˈdaɪiːn/ 1. N a colourless easily liquefiable flammable gas that polymerizes readily and is used mainly in the manufacture of synthetic rubbers. Formula: CH2:CHCH:CH2 丁二烯 (Systematic name buta-1,3-diene) 返回 butadiene