Fundamental interaction is one of the most important forces in physics.

Ceremonial family occasions are traditional family events in Japan.

He was diagnosed with bipolar disorder.

The central processing unit of this computer is very fast.

He emphasized the importance of class struggle.

The epiblast plays a crucial role in early mammalian embryogenesis.

He was hit hard in the solar plexus during the boxing match.

This mineral is called ulexite and has special optical properties.

He always boasts, but in reality, he does nothing.

He has a habit of always boasting.