問題詳情
【題組】29. According to the passage, which of the following is true?
(A) Mind-controlled bionic limbs have been used for at least 50 years.
(B) Patients with a mind-controlled prosthesis have to carry a mainframe computer with them.
(C) A new implant using machine learning can give amputees control over their prosthetic hands.
(D) The artificial hand using the brain-machine interface involves no surgery, and therefore is very cheap.
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文章第三段即在說明C選項A new implant gets around this problem by using machine learning to amplify these signals. A study, published in Science Translational Medicine today, found that it worked for four amputees for almost a year. It gave them fine control of their prosthetic hands and let them pick up miniature play bricks, grasp items like soda cans, and play the Rock-Paper-Scissors game.