Someone who's nosy is always trying to find out what's going on in other people's lives, trying to find things that are really not their concern, things that are, we would say, none of their business.

多管闲事的人总是想知道别人的生活中发生了什么， 试图找到真正与他们无关的事情，我们会说，与他们无关的事情。