The phone used in Dr. Volkow’s study was a Samsung Knack, model SCH-U310, a flip phone that was in wide use when she began planning her experiments two and half years ago.

沃尔考博士的研究使用的是三星SCH-U310型号的手机，这种翻盖手机在两年半前她开始计划这项实验时非常流行。

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The phone used in Dr. Volkow's study was a Samsung Knack, model SCH-U310, a flip phone that was in wide use when she began planning her experiments two and half years ago.

型号的手机，这种翻盖手机在两年半前她开始计划这项实验时非常流行。

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Additionally, U.S. Cellular offers 4G LTE capable data devices including the Huawei UML397 4G LTE USB Wireless Modem and the Samsung SCH-LC11 Mobile Hotspot, allowing customers to experience data speeds up to 10 times faster.

ENGADGET: US Cellular bringing LTE to 30 additional markets on November 5th