on air
（无线电）广播的；送风期
短语
on-air testing 广播测试 ; 传播测试 ; 播送测试
on-air light 播发信号灯
On-air Test 试播
双语例句
1.
Please write about the effect of tree planting on air in a city.
请写写植树对城市空气的作用。
2.
But they nevertheless have a big influence on air quality and human health, greenhouse gas emissions and the Earth’s carbon cycle, and biodiversity.
但是依然会对空气质量和人体健康造成巨大影响，加剧温室气体排放和地球碳循环，也对生物多样性不利。
on air[英][ɔn eə(r)][美][ɑn er]
[电] 插出;
例句:
1.
Look over there. They're already on air. Good work.
你看那边,他们已经在播送,干的好。
2.
I'm shitting! Hurry! Soon we'll be on air!
我在拉屎!快点!快广播了！
标签：air
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