科学家发明出新的人造皮肤，竟能自动愈合
<p><span word="Artificial">Artificial</span> <span word="flesh">flesh</span> <span word="is">is</span> <span word="growing">growing</span> <span word="ever">ever</span> <span word="closer">closer</span> <span word="to">to</span> <span word="the">the</span> <span word="real">real</span> <span word="thing">thing</span>. <span word="Scientists">Scientists</span> <span word="in">in</span> <span word="Australia">Australia</span> <span word="have">have</span> <span word="now">now</span> <span word="created">created</span> <span word="a">a</span> <span word="new">new</span> <span word="jelly">jelly</span>-<span word="like">like</span> <span word="material">material</span> <span word="which">which</span> <span word="they">they</span> <span word="claim">claim</span> <span word="has">has</span> <span word="the">the</span> <span word="strength">strength</span> <span word="and">and</span> <span word="durability">durability</span> <span word="of">of</span> <span word="actual">actual</span> <span word="skin">skin</span>, <span word="ligaments">ligaments</span>, <span word="or">or</span> <span word="even">even</span> <span word="bone">bone</span>.</p><p>人造皮肤越来越像真的皮肤了。澳大利亚的科学家最近发明了一种新型果冻状材料，他们表示，这种材料具有真正的皮肤、韧带甚至骨骼的强度和耐用性。</p><p>"<span word="With">With</span> <span word="the">the</span> <span word="special">special</span> <span word="chemistry">chemistry</span> <span word="we">we</span>'<span word="ve">ve</span> <span word="engineered">engineered</span> <span word="in">in</span> <span word="the">the</span> <span word="hydrogel">hydrogel</span>, <span word="it">it</span> <span word="can">can</span> <span word="repair">repair</span> <span word="itself">itself</span> <span word="after">after</span> <span word="it">it</span> <span word="has">has</span> <span word="been">been</span> <span word="broken">broken</span> <span word="like">like</span> <span word="human">human</span> <span word="skin">skin</span> <span word="can">can</span>," <span word="explains">explains</span> <span word="chemist">chemist</span> <span word="Luke">Luke</span> <span word="Connal">Connal</span> <span word="from">from</span> <span word="the">the</span> <span word="Australian">Australian</span> <span word="National">National</span> <span word="University">University</span>.</p><p>澳大利亚国立大学化学家卢克·康纳尔解释道：“我们研发的这种水凝胶拥有特殊的化学性质，它就像人类的皮肤那样，在受损后可以自行修复。”</p><p>"<span word="Hydrogels">Hydrogels</span> <span word="are">are</span> <span word="usually">usually</span> <span word="weak">weak</span>, <span word="but">but</span> <span word="our">our</span> <span word="material">material</span> <span word="is">is</span> <span word="so">so</span> <span word="strong">strong</span> <span word="it">it</span> <span word="could">could</span> <span word="easily">easily</span> <span word="lift">lift</span> <span word="very">very</span> <span word="heavy">heavy</span> <span word="objects">objects</span> <span word="and">and</span> <span word="can">can</span> <span word="change">change</span> <span word="its">its</span> <span word="shape">shape</span> <span word="like">like</span> <span word="human">human</span> <span word="muscles">muscles</span> <span word="do">do</span>."</p><p>“水凝胶通常是很脆弱的，但我们研发的这种材料很强大，它可以轻松地举起特别重的物体，而且可以像人类的肌肉那样改变形状。”</p><p><span word="Having">Having</span> <span word="a">a</span> <span word="squishy">squishy</span> <span word="material">material</span> <span word="with">with</span> <span word="such">such</span> <span word="remarkable">remarkable</span> <span word="properties">properties</span> <span word="could">could</span> <span word="be">be</span> <span word="huge">huge</span> <span word="for">for</span> <span word="the">the</span> <span word="development">development</span> <span word="of">of</span> <span word="next">next</span>-<span word="generation">generation</span> <span word="soft">soft</span> <span word="robotics">robotics</span> <span word="and">and</span> <span word="biomedical">biomedical</span> <span word="devices">devices</span>. <span word="Creating">Creating</span> <span word="a">a</span> <span word="shape">shape</span>-<span word="changing">changing</span> <span word="hydrogel">hydrogel</span> <span word="that">that</span> <span word="has">has</span> <span word="multiple">multiple</span> <span word="functions">functions</span> <span word="has">has</span> <span word="proved">proved</span> <span word="an">an</span> <span word="ongoing">ongoing</span> <span word="challenge">challenge</span> <span word="for">for</span> <span word="scientists">scientists</span>, <span word="even">even</span> <span word="with">with</span> <span word="natural">natural</span> <span word="inspiration">inspiration</span> <span word="from">from</span> <span word="jellyfish">jellyfish</span>, <span word="sea">sea</span> <span word="cucumbers">cucumbers</span>, <span word="and">and</span> <span word="Venus">Venus</span> <span word="fly">fly</span> <span word="traps">traps</span>.</p>
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