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锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟叫撅拷锟斤拷锟街ｏ拷锟节匡拷锟斤拷锟斤拷锟斤拷锟斤拷源锟斤拷锟斤拷锟叫ｏ拷锟皆碉拷位锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫э拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷燃锟较革拷锟斤拷效锟斤拷前锟竭可革拷锟矫碉拷锟斤拷锟斤拷锟斤拷锟截ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
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锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角达拷学默锟斤拷锟铰凤拷校锟饺伙拷锟斤拷锟斤拷锟叫撅拷锟斤拷员锟斤拷锟斤拷锟斤拷锟斤拷芎锟斤拷锟斤拷锟饺硷拷系亩员锟斤拷芯锟斤拷锟斤拷郑锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷媒嵌瓤锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷燃锟较革拷锟斤拷效锟斤拷
锟叫撅拷锟斤拷员锟斤拷锟斤拷锟斤拷一锟节★拷锟斤拷学锟斤拷锟斤拷志锟较憋拷锟斤拷说锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷植锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷掖锟斤拷锟斤拷锟接︼拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫词癸拷锟斤拷锟斤拷锟斤拷锟杰碉拷锟斤拷锟斤拷锟斤拷锟斤拷驶锟斤拷锟揭拷锟绞癸拷锟斤拷掖锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷81%锟斤拷锟斤拷锟解，前锟竭碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫э拷锟揭惨对讹拷锟斤拷诤锟斤拷摺锟�
锟斤拷耍锟斤拷芯锟斤拷锟皆憋拷锟轿拷锟斤拷锟斤拷鄞锟绞癸拷锟叫э拷锟斤拷锟斤拷谴踊锟斤拷锟斤拷嵌瓤锟斤拷牵锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟杰讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷燃锟较革拷为锟斤拷锟叫★拷锟斤拷锟斤拷锟角憋拷示锟斤拷锟斤拷锟斤拷锟叫撅拷锟斤拷没锟叫匡拷锟斤拷水锟斤拷源锟斤拷锟侥★拷锟斤拷锟斤拷锟缴憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟截★拷 锟斤拷锟斤拷源锟斤拷锟铰伙拷锟斤拷 锟斤拷原锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷
Science锟斤拷锟斤拷DOI: 10.1126/science.1168885锟斤拷J. E. Campbell锟斤拷C. B. Field锟斤拷
