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
I need some new shoes to go with these pants.
我需要双新鞋来配这条裤子。
Don't worry, leave everything to me.
你不必担心，一切还有我哪！
The American president who fought for the freedom of slaves in the USA.
为美国奴隶的自由而战的美国总统。