In this map, the terrain of Hensuu is detailedly depicted.

This room is too small, we need a bigger room.

He paraphrased my poem for me.

In this math problem, you need to solve for the variables x and y.

He is interested in the ancient Chinese musical instrument, bianzhong.

This math problem includes multiple variables.

This town has greatly changed over the past 50 years.

A report arrived at the police that he died from an unnatural cause.

I am waiting for his letter of reply.

I didn't have time to write back to him.