Bivinyl
n. [化]丁(间)二烯,联乙烯
🔁 扩展释义
【化】 1,3-丁二烯
🗣️ 情景例句
Good morning. My name is Richard Stewart.
早安。我叫Richard Stewart。
Death when it comes will have no denial.
死亡来临时，无可抗拒之。
I not only spoke English very carefully, but very clearly as well.
我的英语讲得不但非常认真，而且咬字也非常清楚。