Salufer
氟硅酸钠
🗣️ 情景例句
I must prepare my lessons.
我必须准备工课。
Man proposes, God disposes.
谋事在天，成事在人。
I see. Maybe there are some things among your aunt's papers, like Clare' school reports, old photographs, and so on.
我明白了。或许，在你伯母的文件中可能有些诸如克莱尔的学校成绩报告单、旧的照片之类的东西吧。