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空气污染严重
添加时间:2016-11-29 19:28:56 浏览次数: 作者:未知
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  • The picture reflects the air pollution is threats our healthy day by day,everybody has to wear masks to protect themselves from the fog and haze1. Therefore,we can not neglect the seriousness of air pollution.

    As a matter of fact,we have many methods to avoid or reduce the harm of air pollution.On the one hand,the major and largest sources of air pollution come from industrial pollution and automobile2 exhaust.Therefore,we should try to develop new energy to replace the tradition ones;in addition,public transportation3 vehicles is our top choice when we go out to doing something.On the other hand,we should plant more trees to absorb more carbon dioxide in the air and let trees release more oxygen through the process of photosynthesis4.

    In brief,the air belongs to us all and everybody on the planet ,to should take the responsibility for protecting the environment,to be specific,the air.

     10级    英文科普 
     单词标签: haze  automobile  transportation  photosynthesis 


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    1 haze [heɪz] O5wyb   第9级
    n.霾,烟雾;懵懂,迷糊;vi.(over)变模糊
    参考例句:
    • I couldn't see her through the haze of smoke. 在烟雾弥漫中,我看不见她。
    • He often lives in a haze of whisky. 他常常是在威士忌的懵懂醉意中度过的。
    2 automobile [ˈɔ:təməbi:l] rP1yv   第7级
    n.汽车,机动车
    参考例句:
    • He is repairing the brake lever of an automobile. 他正在修理汽车的刹车杆。
    • The automobile slowed down to go around the curves in the road. 汽车在路上转弯时放慢了速度。
    3 transportation [ˌtrænspɔ:ˈteɪʃn] 9mKwv   第8级
    n.运输,运输系统,运输工具
    参考例句:
    • The transportation of goods by air costs a lot. 航空运输货物花费很高。
    • He finally solved the difficulty of transportation. 他终于解决了运输的困难。
    4 photosynthesis [ˌfəʊtəʊˈsɪnθəsɪs] A2Czp   第10级
    n.光合作用
    参考例句:
    • In apple trees photosynthesis occurs almost exclusively in the leaves. 苹果树的光合作用几乎只发生在叶内。
    • Chloroplasts are the structures in which photosynthesis happens. 叶绿体就是光合作用发生的地方。

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