The Diamond DA42M Guardian is being kitted out with a special air sampling system to help accurately map the cloud that is causing chaos to air travel across Europe.

《钻石DA42M护卫者号》飞机装备着特殊的空气采样系统，它的上任有助于精确绘制出欧洲上空的火山灰云层图，目前整个欧洲航空业由于冰岛的火山爆发已经陷入一片混乱。

youdao

Don't rely on an air conditioner, ventilation system or an open window to clear the air.

不要依赖空调，排气系统或打开窗户来清洁空气。

youdao

The US air Force purchased its first MERLIN bird radar system in 2003 and has installed six systems at US air bases and ranges to date.

美空军在2003年购买了第一套MERLIN鸟击雷达系统，并安装了在美国6个空军基地。

youdao

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

Air traffic used to be everything flew to places local to it but now there's a system of hubs, Chicago O'Hare for instance or Newark where planes fly through.

以前的飞机都是飞往它的所属地,但现在的航空运输是一个由交通枢纽组成的系统，例如飞机会途经芝加哥O'Hare机场或Newark机场。

耶鲁公开课 - 心理学导论课程节选

"You cannot build a foolproof system for air security unless you are willing to slow the whole air system down to a crawl and institute very, very invasive procedures before Americans get on airplanes,".

VOA: standard.2009.12.30

The Patriot is an advanced surface-to-air missile system intended to defend against aircraft, cruise and ballistic missiles.

BBC: Fact file: Patriot missile defence

Congress has since overwhelmingly approved a measure to get the air travel system up to speed again after the delays provoked a round of the blame game on Capitol Hill, with conservatives accusing the president of "playing politics" with these particular cuts.

CNN: Do Muslims really hate terrorism?

And the residual damage to both airports and schedules may continue to ripple across the air system for days to come.

FORBES: Hurricane Sandy Deals A Body Blow To Air Travel