外媒：数学烂？你是传说中的math disability
<p><span word="In">In</span> <span word="a">a</span> <span word="typical">typical</span> <span word="classroom">classroom</span>, <span word="you">you</span>’<span word="ll">ll</span> <span word="find">find</span> <span word="children">children</span> <span word="who">who</span> <span word="are">are</span> <span word="exceptionally">exceptionally</span> <span word="good">good</span> <span word="at">at</span> <span word="math">math</span> <span word="while">while</span> <span word="some">some</span> <span word="struggle">struggle</span>. <span word="Some">Some</span> <span word="kids">kids</span> <span word="seem">seem</span> <span word="to">to</span> <span word="be">be</span> <span word="particularly">particularly</span> <span word="poor">poor</span> <span word="at">at</span> <span word="math">math</span>, <span word="though">though</span>, <span word="showing">showing</span> <span word="difficulty">difficulty</span> <span word="even">even</span> <span word="when">when</span> <span word="routinely">routinely</span> <span word="adding">adding</span> <span word="or">or</span> <span word="subtracting">subtracting</span> <span word="even">even</span> <span word="after">after</span> <span word="extensive">extensive</span> <span word="schooling">schooling</span>.</p><p>在典型的课堂上，你会找到一些数学非常好的孩子，而另外一些孩子却在与数学苦苦争斗。某些孩子们似乎特别不擅长数学，即便在学校学过，但某些孩子甚至就连加减法都有问题。</p><p><span word="A">A</span> <span word="pair">pair</span> <span word="of">of</span> <span word="researchers">researchers</span> <span word="at">at</span> <span word="Georgetown">Georgetown</span> <span word="University">University</span> <span word="Medical">Medical</span> <span word="Center">Center</span> <span word="and">and</span> <span word="Stanford">Stanford</span> <span word="University">University</span> <span word="made">made</span> <span word="an">an</span> <span word="extensive">extensive</span> <span word="review">review</span> <span word="of">of</span> <span word="the">the</span> <span word="current">current</span> <span word="literature">literature</span> <span word="and">and</span> <span word="found">found</span> <span word="evidence">evidence</span> <span word="of">of</span> <span word="a">a</span> <span word="form">form</span> <span word="of">of</span> ‘<span word="math">math</span> <span word="disability">disability</span>’, <span word="which">which</span> <span word="is">is</span> <span word="related">related</span> <span word="to">to</span> <span word="dyslexia">dyslexia</span>. <span word="Their">Their</span> <span word="theory">theory</span> <span word="suggests">suggests</span> <span word="math">math</span> <span word="disability">disability</span> <span word="is">is</span> <span word="linked">linked</span> <span word="to">to</span> <span word="abnormalities">abnormalities</span> <span word="in">in</span> <span word="brain">brain</span> <span word="areas">areas</span> <span word="supporting">supporting</span> <span word="procedural">procedural</span> <span word="memory">memory</span>.</p><p>乔治城大学医疗中心和斯坦福大学的两名研究人员回顾了当代文献，发现一种与阅读障碍有关的“数学废”（<span word="math">math</span> <span word="disability">disability</span>）。他们的理论认为，数学废与大脑中负责产生记忆的部位异常有关。</p>
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