Reading clefs is difficult.

He is an expert in semiotics, and his theories are very profound.

What does this masu symbol mean?

This text is organized using section signs.

Semiotics is the study of signs and symbols used in society and culture.

What does this at sign mean?

The Schläfli symbol is a part of geometry, used to represent the shape of polyhedra.

He is scheduled to graduate from university next spring.

This medicine is effective for the suppression of pain.

He was able to suppress his anger.