Digenite
蓝辉铜矿
🗣️ 情景例句
But a simple solution might be
但是， 一个简单的解决办法可能是
She spends much of her leisure times watching TV.
她花很多空闲时间看电视。
Look at those black clouds. It's going to rain.
看那成堆的乌云，要下雨啦！