Schallerite
砷硅锰矿
🗣️ 情景例句
You're the only one I can trun to.
你是我唯一能依赖的人。
A test pilot needs plenty of nerve.
飞行试飞员需要极大的勇气。
At night, the children always do their homework.Then they go to bed.
晚上，孩子们总是做作业，然后去睡觉。