here we go (again) idiom informal
（坏事）又来了
said when something bad starts happening again
Oh, here we go again! Claude's just asked to borrow some more money from me. 唉，又来了！克劳德刚才又向我借钱了。
Here we go again - moan, moan, moan! 又来了——牢骚、牢骚、牢骚！