Beyerite
[矿]碳铋钙石
🗣️ 情景例句
Why not?
为什么不能？
What time's the next train to Washington?
下一趟去华盛顿的车几点开？
The doctor looked over James and asked the Shutes many questions.
医生给詹姆斯作了检查并问了舒特家人许多问题。