Ursilite
硅镁钙铀矿, 水钙镁铀石, 水硅铀矿
🗣️ 情景例句
to have a family and grandchildren.
拥有一个家庭和孙子们。
Pleasing everybody is pleasing nobody.
讨好每个人，人人不讨好。
The conference was very well organized. Everything began and finished on time.
会议安排的很好。开始和结束都准时。