Spectroscopy is an important means of investigating the properties of matter.

We conducted a spectral analysis to investigate the spectral characteristics of this substance.

Spectroscopy is an important means of investigating the properties of matter.

You can use a spectrometer to examine the composition of a substance.

The treasure container is decorated with a beautiful design.

He bought a new musical instrument.

He bought a new music player.

This incubator is an essential device for protecting the lives of newborns.

She is planning a date with her current boyfriend.

He lost everything.