Hogtveitite
硅铁锆矿
🗣️ 情景例句
Attending school is compulsory in this country.
这国家衽的是义务教育。
They are never alone accompanied by noble thoughts.
思想高尚者决不会孤单。
However, size and strength are not the only important things about this bridge.
然而，这座桥重要特点不仅是它的规模与强度。