When they land on your hands, they are passed from hands to things like bills, door knobs, lift buttons and other surfaces.

当它们落在你手上之后，它们会从手上传到账单、门把手、电梯按钮和其他物体表面。

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This has caused a proliferation of knobs and buttons, many of them on an increasingly cluttered steering wheel.

这导致了旋钮与按键的数量激增，有不少还装在了日趋凌乱的方向盘上。

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Whether it's a computer, a tablet or a smartphone, there will always be a user contingent that wants access to all the knobs and buttons to tweak the product and service as much as they like.

无论应用的系统是计算机、平板电脑还是智能手机，总会有一部分用户希望自己有权使用所有按钮，尽可能地发掘和应用产品与服务的各种功能。

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Freed from traditional design restrictions, designers created a controls layout devoid of intimidating clusters of buttons and knobs.

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The center console looks like a layer cake, with a large screen sitting atop several rows of buttons and knobs.

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The ideal solution, then, would involve car-makers hard-wiring the necessary controls for the top 20 percent of functions into physical buttons and knobs.

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