Kettnerite
氟碳酸盐铋钙石
🗣️ 情景例句
Relax with the family and then look for some work.
与家人轻松一段时间 ，然后找个工作。
What time does the plane take off?
飞机何时起飞呢？
and that if only the common peoples of the would could meet one another at football or cricket, they would have no inclination to meet on the hattlefield.
还说各国民众若在足球场或板球场上交锋，就不愿在战场上残杀的时候，我总是惊愕不已。