It is a small device that you move around on a flat surface in front of a computer.

VOA: special.2010.08.01

And I think of that front and back of the page as another kind of knight's move. You think you're looking at one thing, and you land on another.

这让我想到这页的开头和结尾都是一种迂回前进,你认为你正在看某样事物,事实上你在看另一个。

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Yeah, so like a giant wedge, that's why the cart seems to move in front of you, so we're talking about musical volume here.

对,就像个巨大的楔子,这就是牛车在你面前动起来的原因,所以,我们要谈的是音乐的音量

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He practiced the one move in front of a mirror for two hours before going to bed.

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Haney told him to correct just one thing and suggested that Tiger practice the move in front of the mirror.

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Over a period of time, gradually, they would move up front.

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