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Today's actuators, even the state-of-the-art ones, are still largely made from metals, hard plastics and electronics. But there are other ideas around. Tolley and his colleagues have been working on a very different approach.，详情可参考im钱包官方下载
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(Photo: A digital screen shows an icon of a chatbot with text inviting users to ask it anything and a finger pressing on the screen. Credit: Getty Images)，详情可参考91视频
Reddit has preserved "human authenticity" says Jen Wong