Calcium orthodisilicate
[机] 原二硅酸钙
🧩 词语组成解析
🗣️ 情景例句
Do you want to do something this Sunday? John and I would like you to come over for a party.
你星期日要不要做什么事？约翰和我想请你过来参加宴会。
I don't feel very well this morning.
我今早感到不很好。
We're prepared for that.
我们已有准备了。