Chalkogenide
硫属化物
🗣️ 情景例句
You may well say so.
你可以这么说。
On behalf of all the China National Packaging Import and Export Corporation employees invited tonight.
我代表被邀请的中国包装进出口公司全体员工。
Please don't call me Lily. I'm Lucy. That's Lily over there!
请别叫我莉莉，我是露茜。那边那个才是莉莉。