Ursilite
硅镁钙铀矿, 水钙镁铀石, 水硅铀矿
🗣️ 情景例句
Hello, Air China Flight Reservations. May I help you?
喂，你好，中国航空公司订票处，需要帮忙吗？
Practice is better than precept.
身教胜于言教。
You may as well tell me the truth.
你还是把事实告诉我为好。