Алексей Гусев (Редактор отдела «Спорт»)
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然而，穿透这些变化的表象，其底层贯穿着一条坚韧的“不变”主线：作为连接亿万消费者与海量供给端的枢纽，平台的根本价值始终在于解决信息不对称、提升产业效率。
"For a long time, roboticists have used DC [direct current] motors to make robots move," says Mike Tolley at the University of California San Diego.