Phonetics is a part of linguistics that studies the physical, physiological, and psychological aspects of sounds.

Schwa is a sound often used in English phonetics.

I will work using this laptop.

His speech sound is very attractive.

I am majoring in auditory phonetics at university.

Acoustic phonetics is the study of the physical properties of speech.

Articulatory phonetics is a study about the production of speech sounds.

You did well on the test, didn't you?

I'm glad you could come.

He studies well.