write + (and…) + does nothing but do X
kaite bakari iru
does nothing but do X (habitual excess, disapproving)
meaning: do nothing but write
彼は会議で文句を言ってばかりいる。
kare wa kaigi de monku o itte bakari iru.
In meetings, he does nothing but complain. neutral
またゲームしてばかり！たまには外で遊びなよ。
mata geemu shite bakari! tama ni wa soto de asobi na yo.
All you ever do is play games again! Go play outside once in a while. casual