事情乱七八糟。
Things are all over the place.
家里乱七八糟无人管。
The house is all in a mess with nobody to look after it.
话说得乱七八糟
blurt out a jumble of words
写得乱七八糟
write in an untidy scribble
搞得乱七八糟
make an utter pig's ear of something
乱七八糟，简直莫名其妙
to be in such a mess is simply baffling
乱七八糟分不清
messy and hard to distinguish
乱七八糟，无从下手
so messed up one does not know where to begin
头脑里乱七八糟
be at sixes and sevens