make someone's head go round 使人迷惑
【讲解】
go round指“转来转去”,“使某人的脑袋转来转去”引申为“使某人晕头转向”，也可做make sb.'s head spin round,其派生习语有with one's head spinning/going round,one's head spins/goes round。
【对话】
A:What do you think of mathematics?
A:你觉得数学怎么样？
B:Well... Those complex numbers and figures fo make my head go round.
B:嗯……那些复杂的数字和图形真使我迷惑不解。
A:Maybe that's because you're only a beginner.
A:也许是因为你是初学者的缘故吧。
B:I hope I'll soon be fine with it.
B:我希望我能很快地适应。