Polybutene
n. [高分子] 聚丁烯；聚异丁烯（润滑油）
🔁 扩展释义
【化】 聚丁烯
🗣️ 情景例句
She is in a meeting until night.
她开会要开到晚上。
Does this bus go to the train station?
这辆公共汽车去火车站吗？
The ball struck him so hard that he nearly fell into the water.
球重重地打在他身上，使他差点儿落入水中。