Baryte
重晶石
🗣️ 情景例句
Do you know where the nearest post office is?
你知道最近的邮局在哪儿吗？
Judy is so reserved that it is hard to understand her.
朱迪非常内向而木讷，因而很难使人了解她。
when he knew that he was dying, he made me promise to go on my own.
他知道自己已奄奄一息，于是他要我答应一定单独回故乡一趟。