three button front;
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three button front
三扣正面
以上为机器翻译结果，长、整句建议使用 人工翻译 。
On the front, you'll notice HTC's standard three-button setup below the screen (back, home and recent apps), with the front-facing camera, proximity sensor and earpiece above.
ENGADGET: HTC Droid DNA review Mobile
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