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2 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 bu·ta·di·ene /ˌbjutəˈdaɪˌin, ˌdaɪˈ/
 丁二烯

From: WordNet (r) 2.0

 butadiene
      n : a gaseous hydrocarbon C4H6; used in making synthetic rubbers