How can we tell the air quality is good or bad?
我们怎样才能分辨空气质量是好是差呢？
The chemicals on shoes can deteriorate air quality.
鞋子上的化学物质会恶化空气质量。
It has experienced an overall decline in air quality.
空气质量整体下降了。
The government is taking action to make air quality better.
政府正在采取行动改善空气质量。
It can be put on a tree around your house to test the air quality.
你可以把它放在你房子周围的树上来测试空气质量。
Our air quality now suffers from the effects of pollutants emitted directly from our cars.
我们的空气质量现在受到了汽车直接排放的污染物的影响。
People can see a screen with information about the local air quality and how to improve it.
人们可以在屏幕上看到有关当地空气质量和如何改善空气质量的信息。
If more people join in the trend to ride bicycles to work then the air quality will be improved notably.
如果更多的人加入骑自行车上班的行列，那么空气质量将明显改善。
The dust and toxic chemicals you bring into your house via your shoes can deteriorate the air quality in your home.
你通过鞋子带进家里的灰尘和有毒化学物质会使家里的空气质量恶化。
All large and medium-sized Chinese cities will have greater air quality monitoring by 2010, says a government official.
一位政府官员表示，到2010年，中国所有大中型城市的空气质量监测都将得到加强。
It can control the temperature, light and even air quality in your bedroom to help you have a perfect sleep environment.
它可以控制卧室的温度、光线甚至空气质量来帮助您拥有一个完美的睡眠环境。
An increase in some cancers and bronchitis may reflect changing smoking habits and poorer air quality, say the researchers.
研究人员说，患癌症和支气管炎的人数的增加可能反映了吸烟习惯的改变和空气质量的下降。
Bad air quality can contribute to many health problems such as asthma, and improperly discarded garbage can spread bacteria that are dangerous to health.
糟糕的空气质量会导致许多健康问题，比如哮喘，而丢弃不当的垃圾会传播细菌，危害健康。
In 2016, only one fourth of Chinese cities met the country's air quality standards, according to a survey of 338 cities nationwide from the Ministry of Environmental Protection.
根据环境保护部对全国338个城市的调查，2016年，只有四分之一的中国城市达到了国家的空气质量标准。
The zones do deliver some improvements to air quality, and the science tells us that means real health benefits—fewer heart attacks, strokes and premature births, less cancer, dementia and asthma.
这些区域确实改善了空气质量，而且科学表明，这意味着切实的健康收益——心脏病、中风和早产发病率降低，癌症、痴呆和哮喘等疾病的减少。
"All honorees commit to improving air quality," said Dr. Lucica.
博士卢卡奇表示：“所有获奖者都致力于改善空气质量。”
It says air quality is an important factor as well.
该组织表示，空气质量也是一个重要因素。
The city's weather bureau gave air quality a rare hazardous ranking.
城市气象局给了今天的空气质量一个罕见的危险排名。
The dense smoke also created hazardous air quality over a broad region.
火灾产生的浓烟在很大范围内严重影响了空气质量。
Smoke from fires can contribute to poor air quality far from the fire itself.
即使在距离火灾地点很远的地区，火灾烟尘也能使其空气质量下降。
WHO is preparing new indoor air quality guidelines for household fuel combustion.
世卫组织正在针对家用燃料的燃烧问题起草室内空气质量新指南。
The management of poultry by-products focuses on soil, water and air quality issues.
家禽副产品的管理主要涉及土壤、水资源和空气质量问题。
"You don't need sophisticated instruments to tell you what is the air quality," Lu said.
“你不需要精密仪器来告诉你空气质量如何，”卢说。
"You don't need sophisticated instruments to tell you what is the air quality," Lu said.
“你不需要精密仪器来告诉你空气质量如何，”卢说。
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