Moraesite
纤水磷铍石
🗣️ 情景例句
By working together,
透过共同工作，
How long have you studied English?
你学英语多久了？
I know! smiled Lucy. They have steps, and they begin with L!
“我知道！”露茜笑着说，“它们有阶梯，并且这个单词是以L开头的！”