indifferent

形容词 indifferent:

marked by a lack of interest

同义词：apathetic

showing no care or concern in attitude or action

(usually followed by `to') unwilling or refusing to pay heed

同义词：deaf

(often followed by `to') lacking importance; not mattering one way or the other

同义词：immaterial

fairly poor to not very good

having only a limited ability to react chemically; chemically inactive

同义词：inert, neutral

marked by no especial liking or dislike or preference for one thing over another

characterized by a lack of partiality

being neither good nor bad

同义词：so-so

neither too great nor too little