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自从地球日被建立，人们做了越来越多有用的事情来保卫地球。Since the earth day was established, people have done more and more useful things to defend the earth.
汀汀20082008
自从地球日被建立，人们做了越来越多有用的事情来保卫地球。英语翻译翻译版本（1）Since the World Earth Day was founded , people have done more and more things which are useful to protect the earth.翻译版本（2）Since earth day was set up /established, More and more useful things have been done by people to defend the earth.翻译版本（3）Since earth day was set up /established, More and more useful things have been done by people to be in defense of the earth.翻译版本（4）Since the World Earth Day was established, People have done more and more useful things to offer the earth protection against any destruction.翻译版本（5）Since the establishment of the World Earth Day. More and more helpful things have been done by people to protect the earth.纯人工翻译，满意，请采纳，谢谢！
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