Minetisite
[化] 砷铅矿
🗣️ 情景例句
that will bring parents and teachers together once a week
让家长们及教师每星期一次
How fast?
多快？
Yesterday afternoon Frank Hawkins was telling me about his experiences as a young man.
昨天下午弗兰克。霍金斯向我讲述了他年轻时的经历。