The air of a big city is often impure 大城市的空气往往是污浊的。
Being around smoke or unclean air is especially detrimental for you 吸烟或污浊的空气对你尤其有害。
The risk of epidemic and infection increased with the stagnant water caused by the flooding 污浊的积水使得民众感染流行病与传染病的机率大大地提高。
Increased vehicle transportation would inevitably worsen the already bad air quality in the region 汽车流量的上升必定令境内本已污浊的空气进一步恶化。
Change . you no longer follow the demon sovereign , you need to free yourself from his tainted magics 易主。你不能再追随魔王，必须从他污浊的魔咒中解脱出来。
One should keep away from the sources of diseases , e . g . one should try not to go to some crowded and air - polluted places during the peak season of cold 首先要远离传染病的源头例如:感冒流行的季节尽量减少到人多和空气污浊的地方。
One should keep away from the sources of diseases , e . g . one should try not to go to some crowded and air - polluted places during the peak season of cold 首先要远离传染病的源头，例如:感冒流行的季节，尽量减少到人多和空气污浊的地方。
Great smog of 1952 : a cold fog descends upon london , combining with air pollution and killing up to 12 , 000 in the weeks and months that follow 1952年， 1952大烟雾：一股寒冷的雾气混杂着污浊的空气降临到伦敦，造成在接下的数周到数月里累计1万2千人的死亡。
Considering modern stress , the constant changes of weather and high pollution in the streets , your delicate dry skin needs to be cleansed below the surface level 面对现今社会的种种压力，骤变的天气和污浊的空气，我们脆弱的皮肤肯定需要至清至纯的呵护和洁净，才可以保持柔嫩光泽，明艳照人。
