That's why in the earlier models of the atom, they're not horrible to sometimes think about just each n value as a little ring around.

这就是为什么在早期原子模型中，人们没有感觉到把每一个，n，都想象成,一个绕核的小圆圈有什么不妥。

麻省理工公开课 - 化学原理课程节选

The fact that tree-ring records do not capture recent warming adds to the scepticism about the value of such records.

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Until January the company's "ring fence" kept foreign investment below 20%, and the scarcity value of Western shares gave them a 40% to 50% premium above their Moscow price.

FORBES: Magazine Article

Because settings such as the aperture value or exposure compensation can be quickly adjusted with a twist of the control ring, users can capture photos exactly the way they want without missing a shot.

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