The middle pharyngeal constrictor is an important muscle that helps with swallowing.

Infrasound is a type of sound that is inaudible to the human ear.

Debuccalization refers to the phenomenon in phonetics where a specific sound is pronounced outside the oral cavity.

Kunminjōon is a book for teaching the correct pronunciation of Hangul.

He is exactly in the state of 'A frog in a well does not know the vast ocean.'

He was swimming freely as if he was a fish playing in the pot.

Understanding the concept of 'Ha-line conversion sounds' is important in learning Japanese.

The single point of red in the sea of green in the park was her red dress.

He underwent surgery on the depressor septi nasi.