Don't interfere in their personal matters.

不要干涉他们的个人事务。

Please do not interfere in my personal affairs.

请不要干涉我的个人事务。

The government should not interfere in the free market.

政府不应该干涉自由市场。

She doesn't like it when people interfere in her decisions.

她不喜欢别人干涉她的决定。

The government should remain secular and not interfere in religious affairs.

政府应保持世俗，不应干涉宗教事务。

Interfere in sb. 's private affairs

干涉某人的私事；

Sally tends to interfere in other people's business.

萨利常常干涉别人的事。

Injustice is done when you forcibly interfere in someone's life.

强行干涉他人生活才是不公正。

Not interfere in the off-duty activities of the Personnel;

不干涉人员在非工作时间的活动自由；

My father is always trying not to interfere in my affairs.

我的父亲总是尽量不干涉我的事情.