He is known as the kapellmeister of a famous orchestra.

I like learning instrumental music.

He is a famous kapellmeister, and has directed many orchestras.

He fractured his mandible.

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

This shirt is made of chemical fiber.

I go to the library for learning.

I study every day to learn a new language.

I was fascinated by the beautiful harmony of Togaku.

He is an expert in osteology.