And hydrogen atom is what we're learning about, so that's the most relevant here. But just to show you that each atom does have its own set of spectral lines, just for fun we'll look at neon also so you can have a comparison point.

为了给你们展示下每个原子，都有自己的一套谱线,仅仅是为了好玩，我们看下氖,你们可以比较一下。

麻省理工公开课 - 化学原理课程节选

At Spectral, a monster design is first rendered in clay.

NEWYORKER: Show The Monster

Jones has performed as a monster so many times that Spectral Motion keeps a full-body cast of him on hand.

NEWYORKER: Show The Monster

This looks for spectral signs that a star is wobbling due to gravitational tugs from an orbiting planet.

BBC: Telescope sees smallest exoplanet