Keyboard should be at seated elbow height.

键盘应该在肘部的下面。

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Tips: This type of matching top box for ordinary people after the elbow height, standing operation can be used as an operating platform.

友情提示：该型号选配顶框后适合常人肘部高度，站立操作时可作为操作平台使用。

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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.

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。

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Merritt is a tall woman in a long black coat and a dressy black hat, and her children are seen only as pink knit caps at about elbow height.

NPR: D.C. Dispatches: From The National Mall And Parade