Bivinyl
n. [化]丁(间)二烯,联乙烯
🔁 扩展释义
【化】 1,3-丁二烯
🗣️ 情景例句
OK, Richard. That's terrific.
很好， Richard ，真不错。
All are not merry that dance lightly.
表面高兴的，未必都快乐。
both on the west coasts of continents with similar climates,
都在各自大陆的西海岸，