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

I am majoring in microbiology at university.

Radio astronomy plays a very important role in understanding the universe.

Infrared astronomy provides a new perspective on understanding the universe.

He is an expert in experimental psychology.

I am majoring in auditory phonetics at university.

He is interested in geometrical shapes.

He is an expert in folklore studies, and his research is highly regarded worldwide.

He is an expert in computational linguistics and is involved in the development of artificial intelligence.

He explained the importance of studying while young, saying 'If you do not study when you are young, it will be difficult to learn when you are old.'