Dibutene
二丁烯, 聚二丁烯
🔁 扩展释义
【化】 二聚丁烯
🗣️ 情景例句
What classes are mandatory for your major?
你的专业什么课是必修的？
Jean's mother warned her that men would try to take advantage of her.
琼的母亲警告她，男人会占她的便宜。
unless the parents themselves have been unsatisfactory,
除非父母自身不能令人满意，