Ottrelite
粒硬绿泥石
🗣️ 情景例句
I must prepare my lessons.
我必须准备工课。
No trouble at all.
一点儿也不麻烦。
Ann, thanks a lot for asking me to your party. I'd love to come.
安，非常感谢你邀请我参加你的聚会。我很乐意去。