装着戏

他让我心里只能 装着戏

(我再也不过来弹琴了) ── Previous context

“He said my heart must hold only opera.”

她心里只能 装着戏

(不是不能谈恋爱 是现在不行) ── Previous context

“Her heart must stay with the play,”

心里只能 装着戏

(在你唱成角儿之前) ── Previous context

“you must only care about acting.”

只干干净净地 装着戏

(是为了让你练去心里的杂念) ── Previous context

“and keep your mind on the play alone.”