Beryllonite
磷(酸)钠铍石
🗣️ 情景例句
You passed your test? Fantastic!
你测验及格了？太棒了！
I wonder what happened to him.
我不知道他出什么事了。
We'll have to discuss about the total contract price.
我们不得不讨论一下合同的总价格问题。