- 问题详情:Blooddonation,alsocalledbloodbanking,isawonderfulthingtodo.Itisaneasyanddirectwaytocontributetosocialworkandhelpthecommunity.Ithelpstosavelivesandhelpsthosewhoareinneedofbloodduetobadconditionortheheavylossofbloodduringoperationsorinaccidents...
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