Plancheite
纤硅铜矿
🗣️ 情景例句
What time should I call back?
我应该何时再打来？
Rain comes after sunshine, and after a dark cloud, a clear sky.
晴日之后有雨水，乌云过去见青天。
Last week No.14 Middle School held a sports meeting on the playground.
上星期第十四中学在操场举行了一次运动会。