2) you are all wet.
你完全错了.
3) You are far from right; you are completely wrong.
你决不是对的;你完全错了。
4) You have got it all wrong.
你全搞错了。
5) I am quite at fault.
我完全错了。
6) get the wrong end of the stick
完全搞错了;完全误解了
参考词条