Catopleite
[建] 卡托矿石
🗣️ 情景例句
I would like to know about your honeymoon travel packages.
我想要知道你们办的有关蜜月旅行计划。
In universities,students train to become teachers and engineers.
在大学里，学生们被训练成为教师和工程师。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。