Or to rest your head. Now scientists say that by separating our heads from our bodies, the neck gave our brains a leg up in evolution.

现在科学家宣称脖子通过将我们的头部从躯干上分离开，给大脑的进化助了一臂之力。

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It usually occurs in surface veins in the lower leg and can be treated with pain relievers and bed rest, with mild exercise after inflammation subsides.

它通常出现于小腿的表皮静脉，可以借着止痛药和卧床休息来治疗，炎症消退后则进行温和的运动。

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Leg is a chair, child can sit up rest tired.

腿是一把椅子，小孩累了可以坐上去休息。

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You may criticize or envy talkers, but according to a recent study, they have a leg up on the rest of us!

FORBES: Talking Too Much? Maybe Not!

"I remember walking into my children's classroom and all the little kids tilting their heads sideways, like they were looking for the rest of my leg, " she says.

CNN: Strutting their stuff for limb loss awareness

Yet, equipped with a prosthetic leg, he successfully trekked with the rest of his team to the North Pole in 2011.

BBC: Wounded soldiers train in Iceland for South Pole race