试图做不可能做到的事情
缘木求鱼

do the agreeable to have the conscience to do try to next to impossible stretch for the impossible the not impossible she enough to try the patience of a saint take the liberty to do sth. have the hide to do sth. to convert a try impossible find it impossible to do try in vain to do sth try one's best to do sth to do the shopping have the conscience to do try to next to impossible make it impossible to have the face to do sth have the impudence to do sth have the neck to do sth take the liberty to do sth.