The tongue can be on the opposing side of each plank from the groove.

榫舌可设在每块厚板的与凹槽相对的侧面上。

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The difference between the pouch and lachrymal channel is viewed from the side with a protruding pouch but only in the lacrimal groove.

眼袋和泪沟的区别从侧面观察，眼袋有凸出感，而泪沟只右陷。

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In most cases the cross section of the bearing rings of a stainless steel deep groove ball bearing is very thin and the side faces correspondingly slim.

在多数情况下，不锈钢深沟球轴承的轴承圈横截面很薄，因此侧面也就很薄。

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The backside has a rubbery, soft-touch finish that's easy to press your fingers up against. (It also hides fingerprints and looks good, to boot, so that's a plus.) Additionally, there's some slight beveling on the front side of the device around the display -- just enough that there's a little groove where you can rest your thumbs.

ENGADGET: Vizio Tablet PC hands-on (update: now with video) Hands-on