Chalcosine
辉铜矿
🗣️ 情景例句
Still waters run deep.
冰冻三尺非一日之寒。
I've studied the reports of past meetings.
我学习了以往的会议记录。
Sandy was so sick that she threw up all over the bathroom floor.
三滴病了，吐了洗手间一地。