Polyisobutylene
n. [化]聚异丁烯
🗣️ 情景例句
There are other boys and girls here,
还有其他男孩女孩在这儿，
Law makers should not be law breakers.
正人先正己。
I don't think it will lead to a good result.
我认为这事不会有什么好结果。