求翻译：我认为无偿献血是一种非常有意义的是，社会上存在许多对献血的错误认识，其实不然，适当献血是一件对身体有意的事，有助于血循环。而且，许多病人危在旦夕，急需献血，你们想想，你们少许的血可以就一个人，这是一件多么有意义的事。所以大家行动起来吧，献出你们的一点血，挽救一个生命。让我们开展献血活动吧，献出自己爱心是什么意思？

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I think it is unpaid blood donation is a very meaningful, there exist many misconceptions to blood donation, but proper blood donor is a physical thing, helps blood circulation. In addition, many patients is at stake, in urgent need of blood donors, you think your blood can make a person a little, h