當作書房使用

當作 dangˉ zuoˋ

(As, Regard as, Treat as, Use As) As, Use as, Regard as, Treat as

書房 shuˉ fangˊ

(Study) Study (room)

使用 shiˇ yongˋ

(Employ, Employed, Employing, Employs, Resort to, Resorted, Resorting, Resorts, To employ, To resort, To use, Use, Used, Uses, Using) To use, Use, Uses, Using, Used, To employ, Employ, Employs, Employing, Employed, To resort to, Resort to, Resorts to, Resorting to, Resorted to