Bellingerite
水碘铜矿
🗣️ 情景例句
What's going on?
怎么样了？
Nothing gives me more pleasure than learning English.
再也没有什么比学英语更让我高兴的事了。
The swallow shares the virtues of both schools in highest measure.
燕子充分兼有这两类鸟的长处，