求翻译：纸的发明是对人类文明的伟大贡献，目前我国生产的纸约有500种。现在，我们生活中有必需文具——纸。纸，处处可见：课本、作业本、草稿本等等，很多很多。可是，很多同学浪费纸张，乱丢纸张的行动在校园可随处可见。让我们大家一起行动，节约用纸。是什么意思？

The invention of paper, a great contribution to human civilization, China's current production of paper about 500 species. Now, we live in have the necessary stationery - paper. Paper, everywhere: books, exercise books, a draft of this and so many more. However, many students waste paper, paper litt

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The paper invention is to the human culture great contribution, at present our country produces the paper has 500 kinds approximately.Now, we live have the essential stationery - - paper.Paper, everywhere obviously: Textbooks, work this, scribbling pad and so on, very many very many.But, very many s

Invention of the paper is a great contribution to human civilization, at present China's paper about 500 kinds of production. Now, we live in a required-stationery-paper. The paper, seen everywhere: textbooks, exercise books, drafts, and so on, many, many. However, many students waste paper littered

Invention of the paper is a great contribution to human civilization, at present China's paper about 500 kinds of production. Now, we live in a required-stationery-paper. The paper, seen everywhere: textbooks, exercise books, drafts, and so on, many, many. However, many students waste paper littered