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

To make a gadget called the Can Pump N' Pour, a circular hard plastic ring with a rubber cover that keeps the fizz in opened soda cans, Davison engineers went through 30 different versions with its own moldmaking machines before getting the shape right.

FORBES: Inside InventionLand

The same company that brought us the original locoGPS is back at it again, this time with a wireless module that looks fit 'n trim enough to stow away neatly on a key ring.

ENGADGET: locoGPS, now in WiFi flavor Mobile

Looking for further hints about what this three-ring aid circus might entail, I pulled up the Web site on Tuesday of the U.N.

FORBES: Freedom's Edge