In areas with heavy automobile traffic, however, the seed germinates in the absence of fire, with automobile exhaust supplying the required nitrogen dioxide.
然而，在汽车交通繁忙的地区，种子在没有火灾的情况下借助汽车尾气提供所需的二氧化氮发芽。
Although the proportion of new cars in Donia's capital city has always been comparatively high, nitrogen dioxide emissions there have shown only an insignificant decline since 1993.
尽管在Donia的首都城市，新车的比例一直相对较高，那里的二氧化氮排放量自1993年以来仅略有下降。
High outdoor levels of nitrogen dioxide apparently raise the risk of sudden infant death syndrome (SIDS), according to California-based researchers.
美国加州大学的研究人员日前表示，户外高浓度的二氧化氮气会增加发生婴儿猝死综合症(SIDS)的危险。
The waste gases coming from burning coal, oil and petrol include sulphur dioxide and nitrogen dioxide.
煤、燃油和汽油燃烧时产生的废气中含有二氧化硫和二氧化氮。
Beginning in June 2000, measurements of nitrogen dioxide were substituted into the air quality calculations in place of measurements of nitrogen oxides.
从2000年6月开始，在计算空气质量时用二氧化氮数据取代了氧化氮数据。
"We found a link between post-menopausal breast cancer and exposure to nitrogen dioxide, which is a marker for traffic-related air pollution, " said co-author Mark Goldberg in a press release.
新研究主持人马克·戈德伯格表示，绝经后患乳腺癌的女性与暴露于二氧化氮（与交通有关的空气污染的一大指标）环境有关。
They recommend revised limits for the concentration of selected air pollutants: particulate matter (PM), ozone (O3), nitrogen dioxide (NO2) and sulfur dioxide (SO2), applicable across all WHO regions.
它们为下述选定的空气污染物的浓度限值提出了修订：可吸入颗粒物(PM)、臭氧(o3)、二氧化氮(NO2)和二氧化硫(SO2)，适用于世卫组织所有区域。
Nitrogen dioxide is a pollutant emitted by automobiles.
二氧化氮是汽车排放的一种污染物。
Nitrogen dioxide in the smoke induces the seeds to germinate.
烟雾中的二氧化氮诱导种子发芽。
Nitrogen dioxide in the smoke induces the seeds to germinate.
烟雾中的二氧化氮诱导种子发芽。
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