Thioxanthone
噻吨酮
🗣️ 情景例句
You may accept this draft by signing.
请你们签字"承兑。
Excuse me. Where is No.5 Street?
对不起，第五大街在哪儿？
What a delicious supper! Next time you must come to us.
多好吃的一顿饭呀！下次你要到我们家作客啊！