Chalcomenite
蓝硒铜矿
🗣️ 情景例句
Sure.
当然。
Unless there is a sudden change of political situation, it is not accepted to execute the contract only partially.
除非有什么突然的政局变化，否则执行部分合同不能被接受。
We could, at one time, repair ourselves----well enough, at least,
而我们人，在一定时间内是可以自行修复的，