Hold the fingers straight and then close them against the thumb.

将四只手指竖直并拢并向大拇指方向闭合即可。

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This gesture mimes the closing of the mouth. Hold the fingers straight and then close them against the thumb.

这个手势模仿的是嘴巴的闭合。将四只手指竖直并拢并向大拇指方向闭合即可。

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It's important to keep the fingers straight and separated with bandages until the hand is completely healed.

在完全愈合前保持手指伸直并用纱布互相分开非常重要。

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Three fingers, but staggered, rather than in a straight line?

ENGADGET: Razer Blade review (late 2012)

Stand at your desk, and, arms straight, place your palms on the desk with your fingers pointed toward you.

FORBES: Magazine Article