Chalkogenide
硫属化物
🗣️ 情景例句
I have tea with y colleagues in the afternoon.
下午我和同事喝茶。
I've got a pain in my head.
我的头痛。
Before it could be transported to the United States, a site had to be found for it and a pedestal had to be built.
在雕像被运往美国之前，必须为它选好一块场地，同时必须建造一个基座。