Retroactive contributions
[经] 追溯交款(贡献,捐款)
🧩 词语组成解析
n. 贡献；出资
🗣️ 情景例句
Well, it's a very easy operation, Carl.
这是个很简单的手术 Carl。
I'm afraid you are mistaken.
我想您错了。
We seem to be three packages short.
好像少了三大箱。