一壁廂

see 一壁[yi1 bi4]

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

one side / at the same time

wall / rampart

lateral / side / to the side / beside

box (in theater) / side room / side