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.

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.

In linear algebra, triangular matrices play a very important role.

A lower triangular matrix is a matrix where all the elements below the main diagonal are zero.