"be on at" in Chinese (Simplified)
不停唠叨（某人）一直催促（某人）
Definition
不断地提醒或催促某人做某事，经常让人感到烦或有压力。
Usage Notes (Chinese (Simplified))
属于非正式表达，英式英语中常见。多用于表达别人总是唠叨或催促自己，句型常为 'be on at sb about sth'。与身体动作无关，只指言语上的烦扰。
Examples
My mom is always on at me to clean my room.
我妈妈总是**不停唠叨**我要打扫房间。
The teacher was on at the students about their homework.
老师一直**催促**学生做作业。
Stop being on at your brother—he's doing his best.
别再**催你弟弟**了—他已经尽力了。
I wish my boss would stop being on at me about deadlines.
我希望老板不要再**老是催我**交截止日期了。
Why are you on at me all the time? Give me a break!
你为什么老是**催我**？让我休息一下吧！
She gets really frustrated when people are on at her about her grades.
当别人**不停催促**她成绩时，她会很沮丧。