Polycoumarone
[化] 聚香豆酮; 聚氧杂茚
🗣️ 情景例句
Well, that would be OK
那倒没有什么关系
It's a classic!
真是经典！
I've always dreamt of coming to China, and now my dream has come true.
我做梦都想到中国来，而现在我的梦想成真了。