Arsenothorite
砷钍石
🗣️ 情景例句
Lovely!
太可爱了！
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。
I've been here for about two years. I've been here since 1993.
我到这儿大约有两年时间了。我自1993年就到这儿学习。