This vegetable is rich in nutrient salts.

He fell ill due to long-term malnutrition.

I am majoring in nutrition science at university.

Using auxiliary verbs makes the meaning of the sentence clearer.

The airplane uses ailerons to turn left and right.

Learning how to use auxiliary adjectives helps deepen your understanding of Japanese.

I removed the training wheels from my bicycle.

He was born as an illegitimate child and experienced many difficulties.

My grandfather used to till his privately-owned rice field.

Using the private railway makes commuting very convenient.