Free fatty acids are used as an energy source in the body.

Essential fatty acids are vital nutrients for our health.

Essential amino acids cannot be produced by the human body, so they need to be obtained from the diet.

She started a special exercise to strengthen the incisivus labii inferioris muscle.

We will act according to the Mountain Standard Time.

This shape is called a gyrobifastigium.

He ate three apples.

The character '喰' means to eat.

He is composing a poem.

He is studying late into the night to learn a new computer language.