| 摘要 |
Disclosed herein is an apparatus. The apparatus includes a user input region and a sensor system. The user input region includes a plurality of keys. The sensor system is proximate the user input region. The sensor system is configured to determine a touch on a first one of the plurality of keys of the user input region. The sensor system is configured to determine a direction of the touch on the first one of the plurality of keys. The sensor system is configured to indicate a selection of a second one of the plurality of keys based on the determined direction of the touch on the first one of the plurality of keys.
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