Dibutene
二丁烯, 聚二丁烯
🔁 扩展释义
【化】 二聚丁烯
🗣️ 情景例句
Alexandra's a high-school exchange student from Greece.
Alexandra是从希腊来的交换高中生。
Air China has a flight leaving at 9:25.
中国航空公司有一班飞机，9点28分起飞。
Victorian parents believed that they kept their dignity by retreating behind an unreasoning authoritarian attitude;
维多利业时代的父母认为，他们可以靠无理的权威气派来维护自己的尊严，