Olefinicpolymerization
[化] 烯烃聚合
🗣️ 情景例句
You really like Michelle, don't you?
你的确很喜欢Michelle， 是吗？
She's been living there since her birth.
她生下来就住那儿。
So one's circle of friends grows.
朋友的圈子就这样不断扩大。