I am studying for the Japanese Language Proficiency Test next year.

The dromedary camel lives in the desert.

Monotremata is a part of mammals, and it has different characteristics from other animals such as birds and reptiles.

I hit the jackpot with a trifecta.

He is writing a thesis on monotheism.

A back vowel is a sound where the back of the tongue approaches the palate.

Back vowels are vowels that are pronounced using the back of the tongue.

A central vowel is a vowel that is pronounced in the central part of the tongue.

The central vowels in Japanese are 'a', 'e', 'o'.

Front vowels are pronounced using the front part of the tongue.