become inured to the unusual (/uncanny/weird) ❍ ～习以为常的，还有每日的排场。(爱新觉罗·溥仪《我的前半生》48) Another strange thing which seemed quite normal at the time was the daily pomp. ❍ 大谈特谈，习以为常，也就～了。(《毛泽东选集》Ⅴ—459) Keep on talkirig about it until it becomes familiar,then what once seemed bewildering will no longer be so.
见怪不怪
what once seemed bewildering will no longer be so;not be surprised by anything unusual ～，其怪自败。Fear not the fearful,and its fearfulness disappears.
见怪不怪jiàn ɡuài bù ɡuài
看到怪异的事物，非常镇静，不大惊小怪。become inured to the weird, become inured to the unusual