Richetite
铅铀矿
🗣️ 情景例句
Rules are meant to be followed, not broken.
规则制订出来是让人遵守，而不是让人破坏。
I'm going to put on to her.
我会请她回电话。
They stopped talking when their boss came in.
当老板进来的时候；他们停止了交谈。