Phrase
open air
noun
户外；露天
the outdoors; a place not inside a building
常用作 in the open air
- 1.
the outside
户外。
- 2.
the outdoors; a space not surrounded by walls.
户外；没有墙壁围绕的空间。
户外。；户外；没有墙壁围绕的空间。；露天；[化] 露天
In use
We decided to have a picnic in the open air.
The concert was held in the open air.
She prefers to exercise in the open air rather than in a gym.
in the open air
表示在户外、露天环境中的固定搭配。
We had lunch in the open air.
我们在露天吃午餐。
the open air
作为名词短语，泛指户外空间。
He loves the open air.
他喜欢户外。
open-air + noun
用作定语时需加连字符，修饰名词。
They visited an open-air market.
他们参观了一个露天市场。
Common mistakes
We enjoyed open air during our vacation.We enjoyed the open air during our vacation.
中文学习者常遗漏定冠词 'the'。'open air' 作为名词短语时，通常需要冠词 'the' 来表示特定的户外环境。
They organized an open air festival.They organized an open-air festival.
中文学习者常将名词短语 'open air' 误用作形容词。当修饰名词时，需要使用连字符的复合形容词 'open-air'。
Connections
Learner notes
Grammar Note
通常与定冠词the连用
Dictionary facts from ECDICT, WIKTIONARY.