Many patients are trapped in a revolving door of admission, discharge, and readmission.
許多病人陷入了入院、出院、再入院的怪圈里。
pounding on the door, she shouted at the top of her voice.
她一邊嘭嘭擂門，一邊大聲喊叫。
Opposite the front door was a staircase which I proceeded to climb.
前門對面是我接著要爬的樓梯。
The door was thrown open and a uniformed guard entered the room.
門被撞開后一名穿制服的警衛走進了房間。
She blew out the candle and groped her way to the door.
她吹滅了蠟燭，摸索著走到門口。