Oxyindole
羟基吲哚
🗣️ 情景例句
What?
什么？
I see. I'll go and check.
噢，原来是这样，那我再去查查看。
Insuring public or private property is a standard practice in most countries in the world.
承办公共财产或私人财产保险是世界上大部分国家的正常业务。