Douglasite
[矿]绿钾铁盐
🗣️ 情景例句
Maybe I can help.
也许我能帮忙。
Did you go to the church this morning?
你今早去教堂了吗？
I was only five when my father had taken me abroad, and that we eighteen years ago.
我5岁那年，父亲就带我出了国，那是18年前的事了。