双语阅读：中国科学家开发用于皮肤再生的生物活性物质
<p><span word="Chinese">Chinese</span> <span word="scientists">scientists</span> <span word="have">have</span> <span word="designed">designed</span> <span word="a">a</span> <span word="new">new</span> <span word="biodegradable">biodegradable</span> <span word="and">and</span> <span word="bioactive">bioactive</span> <span word="material">material</span> <span word="that">that</span> <span word="can">can</span> <span word="enhance">enhance</span> <span word="wound">wound</span>-<span word="healing">healing</span> <span word="and">and</span> <span word="skin">skin</span> <span word="regeneration">regeneration</span>.</p><p>中国科学家设计了一种新的生物降解和生物活性材料，可以促进伤口愈合和皮肤再生。</p><p><span word="It">It</span> <span word="is">is</span> <span word="difficult">difficult</span> <span word="for">for</span> <span word="skin">skin</span> <span word="wounds">wounds</span> <span word="to">to</span> <span word="completely">completely</span> <span word="heal">heal</span> <span word="in">in</span> <span word="cases">cases</span> <span word="of">of</span> <span word="large">large</span>-<span word="area">area</span> <span word="burns">burns</span>, <span word="severe">severe</span> <span word="microbial">microbial</span> <span word="infections">infections</span> <span word="and">and</span> <span word="diabetes">diabetes</span>. <span word="Chronic">Chronic</span> <span word="wounds">wounds</span> <span word="greatly">greatly</span> <span word="increase">increase</span> <span word="the">the</span> <span word="pain">pain</span> <span word="and">and</span> <span word="medical">medical</span> <span word="costs">costs</span> <span word="of">of</span> <span word="patients">patients</span>.</p><p>在大面积烧伤、严重微生物感染和患有糖尿病的情况下，皮肤伤口很难完全愈合。慢性创伤极大地增加了病人的痛苦和医疗费用。</p><p><span word="There">There</span> <span word="is">is</span> <span word="therefore">therefore</span> <span word="a">a</span> <span word="great">great</span> <span word="need">need</span> <span word="for">for</span> <span word="biomedical">biomedical</span> <span word="materials">materials</span> <span word="that">that</span> <span word="can">can</span> <span word="facilitate">facilitate</span> <span word="wound">wound</span>-<span word="healing">healing</span> <span word="and">and</span> <span word="efficient">efficient</span> <span word="anti">anti</span>-<span word="infection">infection</span> <span word="capacities">capacities</span>.</p><p>因此，非常需要能够促进伤口愈合和有效抗感染能力的生物医学材料。</p>
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