Polycoumarone
[化] 聚香豆酮; 聚氧杂茚
🗣️ 情景例句
I remember now. Right. Hi.
我现在想起来了。对了。嗨。
She conducted herself well.
她行为端正。
Have you got a map to show me? I'm puzzled!
你有张地图给我看吗？我给弄糊涂了！