Arrhenite
铍钽铌矿, 蚀变的褐钇铌矿
🗣️ 情景例句
It's only natural that if I care about Michelle
假如我关心 Michelle
I did it without much difficulty.
我没费多少劲就完成了那项工作。
He didn't often go to look for food himself.
他不经常自己去寻找食物。