不分

not divided / irrespective / not distinguishing between

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

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

not to know one's place

lit. unable to distinguish eldest brother from second brother (idiom); they are all equally excellent / nothing to choose between them

to not be able to distinguish who's winning

unable to determine victory or defeat (idiom); evenly matched / to come out even / to tie / to draw

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

indiscriminate

day and night / round-the-clock

not distinguishing black or white (idiom); not to distinguish between right and wrong

well-matched / equally matched

not distinguishing red-green or black-white (idiom) / not to distinguish between right and wrong