丁二烯 ding1 er4 xi1

butadiene C4H6

HSK 3

✍️ Practice Writing the Full Phrase

📝 Practice Each Character

Master each character individually

丁 ding1

二 er4

烯 xi1

📖 Additional Information

English Phonetic: .bju:tә'daii:n
Detailed Definition: n. a gaseous hydrocarbon C4H6; used in making synthetic rubbers
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