We go on the air, live, at 11:30 a.m.

我们上午11:30进行现场直播。

《柯林斯英汉双解大词典》

As a news anchor, I was responsible for a team of people and what we put on the air each day; in PR, they call that a project manager..

作为一名新闻主播，我要负责一组人以及我们每天播出的节目；这在公共关系领域被称为项目经理。

youdao

Do you want to turn on the air conditioner or open the window?

你想开空调还是开窗？

youdao

Yet up at about five-thousand-four hundred meters the air pressure is only about half of what it is on the ground.

VOA: special.2011.04.06

Now I didn't use--no hands-- that was just the notes that are naturally on the twelve and a half-foot length of vibrating air.

我没有用手控制,都是十二个半英尺高的震动空气柱,自然产生的音符

耶鲁公开课 - 聆听音乐课程节选

Engineers on the ground designed a way the astronauts could connect air-cleaning devices from the command module to the air system in the lunar module.

VOA: special.2009.07.22

Dyle is now on-the-air in more than 35 markets, delivering popular network TV shows and local news.

ENGADGET: RCA Mobile TV Tablet combines DTV with Dyle, arrives this spring for $299

Marlene Sanders, one of the very few women who managed to do on-the-air reporting for network television, left in 1960 to give birth to a son.

NPR: Excerpt: 'When Everything Changed'

The CNN crew wolfed down the Deathburgers on a quick break in our coverage, and were back on the bus -- and back on the air -- rejuvenated.

CNN: Express Line dispatch: The day after ...