（最常用的一个）直译：You have misunderstood me.其它：Don't get me wrong.别误会（我）。 You just got me wrong.
There is a misunderstanding between us.
There appears to have been a misunderstanding（between us）.
Maybe you have mistaken what I mean(or my meaning).另外，misapprehend、misjudge也含有误会、误解之意。
