Of course, only engage their services if you find value in them, and not just to get air time.

当然了，你要通过这个机会发现他们的价值，而不只是简单的见面。

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During the first three stages, they live entirely in water.During the larva stage, they feed on algae and other microorganisms and must frequently bob to the surface of the water to get air.

在前三个阶段中，蚊子都是在水中生活，以水藻和其他微生物为食，并且必须定期游到水面呼吸空气。

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The casts are made using an odd collection of old and new instruments and ovens, including an old handmade centrifuge built on stray specimen drawers (above), used to get air bubbles out of the casts.

铸件的制作涉及到一些奇怪的老式和新式器械以及烤箱，另外还包括一台架在散落标本抽屉上的老式手工离心机(上图)，它是用来赶走铸件中的空气泡的。

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As asthma sufferers struggle to get air into their lungs, they may begin to cough a lot.

VOA: special.2009.07.28

Somebody? Wave your hands in the air, Way back in the corner. Can I, can we, let's get the mike.

有人回答吗,请举手,在角落那里,给他麦克风

耶鲁公开课 - 博弈论课程节选

I try to come to the park early, you know, get some exercise and get a nice walk and some air.

我尽量早起去公园，去锻炼身体，散步，呼吸新鲜空气。

中央公园的时光 - SpeakingMax英语口语达人

"She'll get air, " he confides about the unsuccessful challenger for the America's Cup in 1934.

FORBES: Two Sheets to the Wind

The downside is that while we pay for our seat, we do not get air miles.

BBC: On the road with Hillary Clinton

The head is tilted back to get air.

CNN: Water safety expert: 'Drowning doesn't just happen'