不分彼此

to make no distinction between what's one's own and what's another's (idiom) / to share everything / to be on very intimate terms

no; not so / (bound form) not; un-

not divided / irrespective / not distinguishing between

to divide; to separate / to distribute; to allocate / to distinguish (good and bad) / (bound form) branch of (an organization); sub- (as in 分局[fen1 ju2]) / fraction / one tenth (of certain units) / unit of length equivalent to 0.33 cm / minute (unit of time) / minute (angular measurement unit) / a point (in sports or games) / 0.01 yuan (unit of money)

part / share / ingredient / component

that / those / (one) another

each other / one another

each other; one another

this / these

this; these