单词：helomas
n. 〔医〕鸡眼
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By Selah Hennessy London 29 September 2009 An international aid group says East Africa is facing the worst humanitarian crisis in 10 years. The Britain-based agency, Oxfam, says climate change is leading to extreme drought, killing cattle and threat
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Science and technology 科学技术 A mind to walk again 一个让残疾人重新站起来的伟大想法 A trial of thought-controlled robotic legs is taking its first steps 用思想控制的机器人腿已经开始研制 ANYONE who saw Claire Loma
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