Contingent gains
[经] 或有利得, 意外收益
🧩 词语组成解析
n. 收益；利益；腰槽；榫眼（gain的复数）
🗣️ 情景例句
I've been invited to give a talk at the conference.
我已受邀在大会上发言。
My brother took a trip to Mexico.
我的兄弟到墨西哥旅行了。
Here, try this one.
喏，试试这一顶。