Dictionary entry
out of doors
adverb
户外
outside, not inside a building
In use
After being stuck inside all winter, we finally ate dinner out of doors.
Children should spend more time playing out of doors for their health.
The concert will be held out of doors if the weather permits.
be out of doors
表示状态，意为在户外。
I prefer to be out of doors in the morning.
我宁愿在早晨待在户外。
go out of doors
表示动作，意为到户外去。
Let's go out of doors and enjoy the sunshine.
我们到户外去享受阳光吧。
out-of-doors + noun
用作定语时通常加连字符。
We offer a range of out-of-doors activities.
我们提供一系列户外活动。
Common mistakes
I like out of doors activities.I like outdoor activities.
out of doors 是介词短语，不能作定语修饰名词；应使用形容词 outdoor。
Let's play out of door.Let's play out of doors.
固定短语 out of doors 中 doors 必须用复数，不能用单数 door。
Connections
Learner notes
Grammar Note
表示在户外
Dictionary facts from ECDICT.