Preformulation
预制剂
🗣️ 情景例句
Sorry, Robbie. Sorry to be late this morning,
对不起， Robbie， 对不起 ，今天早上迟了点，
Omelets are not made without breaking eggs.
有失才有得。
Come on, Wu! shouted the Class 1 students. Oh! Bad luck!
“快！快呀！吴鹏！”1班的学生喊道，“啊！真倒霉！”