In conventional high-heeled shoes, the heel is much higher than the rest of the shoe, causing the wearer to place their foot at an Angle.

传统的高跟鞋一般都是鞋跟部分要比鞋底高出很多，我们穿着的时候脚其实是位于一个三角形的支架上。

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I sat uncomfortably in my superseat for the rest of the journey feeling like a rotten heel.

在余下的旅程中，我浑身不自在地坐在我的“特等座”上，觉得自己差劲透了。

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Place your two hands over your eyes with the cup of your palm covering your eyes, your fingers on your forehead and the heel of your hand will rest on your cheekbone.

将两手掌覆盖在眼睛上，手指覆盖前额，手掌末端轻轻放在颧骨上。

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You might hesitate at first to rest the heel of your palm on the tablet while you're doodling, but you may as well get comfy: the tablet won't register any markings where your hand was.

ENGADGET: Microsoft Surface Pro hands-on Hands-on

This condition, often misleadingly called heel spurs, usually gets better on its own, with rest, painkillers or specially fitted heel cushions.

FORBES: The Big Hurt

So when Victoria Beckham was pictured wearing the Manolo Blahnik "Monk" shoe designed for her spring 2013 show, the world was treated to a plethora of stories, the gist of which was: now that the queen of the towering heel was in flats, it was safe for the rest of us to wear them, too.

WSJ: Flat Out | Fashion Gets Comfy With Flats