Salufer
氟硅酸钠
🗣️ 情景例句
She's having an illicit affair.
她有一个不道德的丑事。
What will you have for breakfast tomorrow morning?
你明天早上早餐将有什么？
When you type a letter, the writing appears on a screen in front of you and is recorded onto a computer disk.
当你打一封信时，字迹出现在你前面的屏幕上并顾在电脑的磁盘里。