The best study to show this is a quiz show study, which is you take two people and you flip a coin.

这个理论的最佳研究就是一个问答节目研究，找来两个人，抛硬币。

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On the back, two more doors flip open to expose a mini-USB port for charging (still no micro) and a mini-HDMI socket to get a direct, digital feed of content.

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But for a true alternative to the Flip, two product lines really stand out.

FORBES: Miss the Flip? There Are Alternatives to the Video Cam

On his fifth, the vault, he attempted a Yurchenko double-full, meaning a round-off back handspring onto the table, and a flip with two twists in the air.

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