Her monitor has shown that air pollution levels are higher closer to ground level, which has helped highlight concerns that babies and young kids may be at higher risk of developing lung problems.

她的监测仪显示，越是接近地面，空气污染水平越高。这凸显了人们的担忧，担心婴儿和幼童患肺部疾病的风险可能会增加。

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CCS will monitor network activity and support defense operations in the event of an attack on Air Force networks.

CCS将监测网络活动和支持针对网络攻击事件的防卫行动。

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WMO scientists assess and monitor air pollutants such as ground-level ozone, smog, particulate matter, sulfur dioxide and carbon monoxide.

世界气象组织的科学家对地面臭氧、烟雾、空气悬浮微粒子、二氧化硫、一氧化碳之类的污染物质进行评估监测。

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WMO scientists assess and monitor air pollutants such as ground-level ozone,smog, particulate matter, sulfur dioxide and carbon monoxide.

VOA: standard.2009.03.23

They will fire darts from small air rifles to collect blubber and skin for genetic testing,and to attach satellite-tracking tags to monitor the whales.

VOA: standard.2010.01.05

She used an air monitor to measure the air quality in the back seat of a car.

BBC: Stub out car smoke, says charity

Last year, the U.S. Embassy installed an air monitor on the roof of one of its buildings, and every hour it posts the results to a Twitter feed, with a score ranging from 1, which is the cleanest air, to 500, the dirtiest.

NEWYORKER: Green Giant

Stedman has invented a roadside air quality monitor that measures the emissions of 5, 000 to 6, 000 cars daily in the Denver area.

CNN: Ethanol: Is it friend or foe?