Trechmannite
轻硫砷银矿
🗣️ 情景例句
Did she say why she had to leave today?
她说了她为什么今天非走不可吗？
A strong grip was necessary to hold onto the large dog.
若要牵住大狗，必须用力握住皮带。
She really wishes her clock had rung.
她真希望今天早上她的闹钟响了。