Preexisted
v. 先前存在( preexist的过去式和过去分词 )
🗣️ 情景例句
what you need to fix up the old library.
你们修复旧图书馆所需要的东西。
What would you like to eat?
你想吃什么？
No, you're doing fine.
不，你发音很好。