Polycyclopentadiene
聚环戊二烯
🗣️ 情景例句
We like to go to the theater together.
我们常一起去看戏。
He that is master of himself will soon be master of others.
能主宰自己的人不久就可以主宰别人。
I can't follow you.
我不懂你说的。