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One of the most frustrating things about smartwatches is their small screens.
就智能手表，最让消费者感到苦恼的就是屏幕太小。
It's difficult to type a text message and play games when your finger gets in the way of everything.
手指占据整个屏幕，发短信玩游戏变得异常艰难。
However, some designers at Carnegie Mellon's Human Computer Interaction Group are solving the problem.
来自卡内基梅隆大学的“人机交互”小组正在解决这一难题。
SkinTrack is a project that is discovering new ways to use your arm as a touchscreen for wearables.
该方案名为“SkinTrack”，手臂将变身手表触摸屏。
However, since the technology must be calibrated to each individual user, the end product is still years away.
为适用于所有消费者，最终成品还需等待几年。
译文属可可英语原创，未经允许，不得转载。
