北極柳樹是怎樣的?
極大地天寒地凍,但這裏卻生長著一種特別令人驚訝的北極柳樹。liushuzaishijiegegedifangdounengkandao,tachangdegaodaweie,shiduonianshengmubenshumu。danshi,zaibeijicaoyuanshangdeliushu,suiranyeshimuben,quefeichangdiai,xiaodekelian,zhinengtiezhedipishengchang,jiulianguanmudousuanbushang。luzhishendaobachuiyangliushiweileshuomingtayouliqi。danshibabeijideliushubufeichuihuizhili,zhiyaoqingqingyitijiuhuiliangenbaqi。

北極的氣候特別,與其他幾個洲的陸地相比,這裏風大日數多、風力強,柳樹稍稍長起來就會被吹倒,所以隻能匍匐在地;而地下麵又是凍土層,樹根紮不下去,所以它隻能長成叢狀,看起來可憐兮兮的。

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