最近，在美国科技进步协会的华盛顿年会上，研究者们展示了“双足机器人”的设计方案。
At the recent AAAS (American Association for the Advancement of Science) annual meeting in Washington DC, researchers showed off bipedal designs.
据科技日报讯美国科学家近日通过一项研究发现，人体T细胞中一种蛋白质失去活性后，具有抵抗艾滋病病毒的效果。
According to Science and Technology Daily - U. S. scientists have recently discovered through a study of human T-cell protein in a loss of activity, with the effect of HIV resistance.
据科技日报讯美国科学家近日通过一项研究发现，人体T细胞中一种蛋白质失去活性后，具有抵抗艾滋病病毒的效果。
According to Science and Technology Daily - U. S. scientists have recently discovered through a study of human T-cell protein in a loss of activity, with the effect of HIV resistance.
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