adv.户外,在露天;
例句:
It's warm enough for you to play out of doors.
天气够暖和,你可以到外面玩.
He likes to garden because it keeps him out of doors.
他喜欢在园子里干活,因为这可以使他常在户外.
It's rather cold out of doors, you had better put on your overcoat.
室外相当冷, 你最好穿上大衣.