1)for sb.s benefit/for the benefit of 为了……的利益为了帮助……
It is not his fault. He did it for your benefit.
这不是他的过错。他是为了你的利益才这样做的。
All the donations are for the benefit of the disabled children.
所有的捐款都是为了帮助残疾儿童。
2)in memory of 为纪念……,为追悼……
She set up an educational fund im memory of her mother.
她为了纪念她母亲而设立了一个教育基金会。
This musem was built in memory of the great writer -Lu Xun.
这个博物馆是为了纪念伟大作家鲁迅而建造的。