Digenite
蓝辉铜矿
🗣️ 情景例句
The book is worth reading.
这本书值得一读。
Until next weekend,if that's OK.
如果行的话，住到下个周末。
No one could account for the fact that one of the boxes was extremely heavy.
其中有只箱子特别重，可谁也弄不清是怎么回事。