Instead of generating a radio beam, the array creates a "personal cell" that can be only centimeters in radius.

这种阵列不再制造无线电波束，而是产生半径只有数公分大的个人单元。

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Objective To investigate the outcomes of surgical treatment of giant cell tumors on distal radius and ulna.

目的观察桡、尺骨远端骨巨细胞瘤手术治疗的效果。

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One phone-sized device can block cell phone signals in a 20 foot radius.

CNN: Mobiles used in high-tech terror

These eye-in-the-sky cell towers hover between 70, 000 and 100, 000-feet and provide coverage for a 200-mile radius on Earth- but the darn things only stay aloft for 24 to 48 hours before freefalling to the ground (or tree, or lake, or Grand Canyon).

ENGADGET: Cash-in on your geocaching skillz