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
Where do people hang out on the weekend?
大家周末都去哪儿玩？
Feel free to bring your brother if he would like to come.
如果喜欢的话，你不妨带令兄一起来。
I'm afraid I don't understand.
恐怕我还不明白您的意思。