Definition
To persistently bother or criticize someone in an irritating manner.
对（某人）嘮嘮叨
The boss is on my back about the report again; I haven't had time to get to it.
老板又在催我的报告了；我还没时间处理。
My mom is constantly on my back about finding a job; it’s really getting to me.
我妈妈一直催我找工作；这真的让我受不了。
The coach has been on my back about my training these past few days, and I’m feeling a lot of pressure.
教练这几天一直在催我训练，我感到很大的压力。