I am learning the basic concepts of differential geometry.

Computational geometry is an important field of computer science.

Projective geometry is a branch of mathematics that studies geometric objects such as points, lines, and planes and their relationships.

Riemannian geometry is a field of mathematics that studies geometric objects such as curves and surfaces.

He is an expert in applied physics.

He is an expert in physical anthropology.

He is an expert in physical anthropology, conducting research on human evolution.

She used her depressor labii inferioris to lower the corners of her mouth.

My boat is equipped with the latest fishfinder.

I bought a drink from the vending machine.