即使桌子较宽，有足够的空间给键盘和鼠标，同样会存在拥挤、调整桌面和椅子所带来碰撞等问题。

Even though the desk is wide, keyboards and mice take up room, so there can be a lot of jostling and adjustment on the desktop, and chairs and such can collide as well.

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当你在电脑前工作时，键盘应该和肘部齐高，这样你的大臂与小臂成90度角或更大的角度，小臂可以放在椅子扶手上。

When you work at a computer, the keyboard should be at elbow height, so your upper and lower arms form an Angle of 90 degrees or more and your forearms are supported by armrests.

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例如键盘dvd，电视机顶部，相框以及椅子的背后等。

Get under the keyboard and the DVD player. Get the top of the TV, picture frames and the backs of your chairs.

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If you sit in your chairs and look at this keyboard, and relax your muscles and imagine moving your right arm up and hitting the "s" key.

当你坐在椅子上，注视着电脑键盘，放松肌肉,想象你抬起右臂敲击，S，键。

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