Naphthoamide
萘甲酰胺
🗣️ 情景例句
Do you frequently surf the net?
你经常上网吗？
I'm the brightest man in my party.
我是我的聚会中最聪明的男人。
She's been there for two months. She's been there since September.
她进校有两个月了。她自9月份起便在那儿学习了。