的收入

…'s income

→ 的
phrase Rare #32,460
…'s income 的 links 收入 to a possessor or other modifier, such as a person, place, or activity.
CH: 她的收入足够支付房租。
EN: Her income is enough to pay the rent.

你在这儿的收入…他们给你多少钱?

Your income here… how much do they pay you?

— 维多利亚 (2015)

他的收入比我多三倍。

His income is three times higher than mine.

去掉两个零后仍是笔可观的收入

Even after dropping two zeros, it’s still a substantial income.

— 三傻大闹宝莱坞 (2009)