英语翻译since it takes more than 10 years for a tree to grow,we
英语翻译
since it takes more than 10 years for a tree to grow,we must start using less paper now .if we don't ,we will not have enough time to grow more trees to take the place of those we use for paper(如何翻译此句也)
since it takes more than 10 years for a tree to grow,we must start using less paper now .if we don't ,we will not have enough time to grow more trees to take the place of those we use for paper(如何翻译此句也)
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