Macdonaldite
莫水硅钙钡石
🗣️ 情景例句
I don't know why I didn't think of it.
我不知道为什么我没有想到这一点。
A good name keeps its luster in the dark.
良好的名声在黑暗中也能闪闪发光。
Jim, could you help us, please?
吉姆，你能帮我们吗？