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向兔桑2578howtoprotectecosystem怎么写
平哗居15065321052 ______ 如果是作文,可以这么写几句: Since the envirorment involves all the walks of life, it is very hard to protect ecosystem without the help from the society. First, the ...

向兔桑2578sence是什么意思 -
平哗居15065321052 ______ 我用有道词典翻译是 abbr. 社会-经济-自然复合生态系统模型(Social-Economic-Natural Complex Ecosystem)

向兔桑2578Using your own words,describe why there are usually fewer large carnivores than herbivoresor producers in an ecosystem?翻译、回答 -
平哗居15065321052 ______[答案] Using your own words,describe why there are usually fewer large carnivores than herbivores or producers in an ecosystem? 用自己的话,描述一下为什么在生态系统中大型食肉动物通常比食草动物要少呢? It is not the strongest of the species that ...

向兔桑2578求一篇如何保护环境的英语作?求一篇如何保护环境的英语作文
平哗居15065321052 ______ Some people think that human needs for farmland, housing, and industry are more ... If one small part is removed, it will affect all the other parts. For example, if certain trees ...

向兔桑2578介绍风景的英语对话 -
平哗居15065321052 ______ 美国黄石国家公园的英文介绍 Yellowstone National Park is the centerpiece of the Greater Yellowstone Ecosystem, the largest intact ecosystem in the Earth's northern temperate zone.

向兔桑2578热带雨林的价值和作用答案最好是英文的 -
平哗居15065321052 ______[答案] 热带雨林是生长在热带地区的一种特殊森林系统.林中树种繁多,附生植物密布,藤本植物品种多数量大,棕榈科阔叶植物茂... The tropical rain forest is the growth in the tropics area one kind ofspecial forest system.In forest tree seed many,epiphyte ...

向兔桑2578能源危机英语文章寻找一篇有关能源危机的文章,最好再给我一篇有关:环境的英语文章!不胜感激!要求是120词左右 -
平哗居15065321052 ______[答案] ENVIROMENT The environment means surroundings in which people,animals and plants develop and exist.Ecology is a ... problems of today are the pollution of air,water and soil,the destruction of ecosystem,disappearance of many species of animals ...

向兔桑2578关于保护动物的英语作文要求:杀害动物用作商业目的有什么看法?如果你反对,你觉得应该怎么去保护动物? -
平哗居15065321052 ______[答案] In the past,there have been many endangered animals.Now they are extinct.Does it matter?Has our environment been ... housing or industrial parks.There is a delicate balance of nature.If one small part is removed,it will effect all the other parts. For ...

向兔桑2578热带雨林的价值和作用答案最好是英文的
平哗居15065321052 ______ 热带雨林是生长在热带地区的一种特殊森林系统.林中树种繁多,附生植物密布,... The tropical rain forest is the growth in the tropics area one kind ofspecial forest system...