When you get that feeling that you figured sets you into this state of finger biting, instead of having to resist the temptation, simply replace it.

当你实在想把手放到嘴里去咬时，如果不想抵制这个诱惑那就找个东西代替它。

youdao

As he reaches the crest of the peak, he unrolls his map, wipes off the lens of his compass, and sees two sets of numbers hanging in the air - wildly fluctuating - as he moves his finger over the map.

他到达了峰顶，打开地图，擦拭他罗盘的表面玻璃，然后看到两串数字悬在半空，在疯狂抖动，因为这时他的手指正在地图上移动。

youdao

It is not perhaps generally known that the scales of no two trout are alike: I mean microscopically alike in the sense that no two sets of finger-prints correspond.

并非广为人知的一点，两条鳟鱼的鱼鳞决不相同：这种显微镜下的差异就如同两套指纹不可能相同一样。

youdao

He says the organisation collects sets of similar finger and palm prints so that improvements can be made in the ability to distinguish ordinary sets of prints.

ECONOMIST: Twin research

He sets the items on a three-tiered silver plate, with finger sandwiches on the bottom and the top two layers with sweets.

WSJ: Tricks of the Trade: The Modern Tea Party