This way, I implicitly defined the outside of the cube as the front face and the inside as the back face.

通过这样的方式，也就隐式地将立方体的外部定义为正面，而将内部作为背面。

youdao

The Front Panel of the console starts from the top, it includes the handle, the front face, and the interface.

这个主机的 正面 从顶部开始，包括提手、前板和界面。

youdao

We will now start tracing the Front Face of the panel, use the Pen Tool to trace the part shown in the image below.

现在我们要开始描摹正面的前板，使用钢笔工具来描绘下图指示区域。

youdao

The doctor says you should point the device so the flow of air is just in front of your face.

VOA: special.2009.07.14

He was motionless, all but for one finger that moved up and down in front of his face as if he were marking time with it.

他一动也不动，除了一根手指在他的面前上下摆动,好像在用它标记时间。

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The keyboard takes up half of the front face of the device, but its functionality is really limited.

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On its front face, the 8X appears identical to the global version, bearing HTC's logo just beneath the earpiece.

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We do appreciate the relatively narrow bezel, though the backside and front face have a few too many glossy bits.

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