The doctor measured my pulse rate.

He picked up the scramasax and checked its sharpness.

Economics is a field of study that researches the allocation of societal resources.

He deeply understands the national characteristics of Japan.

I haven't paid this year's tax yet.

In math class, I learned about deficient numbers.

I live in Oxnard, California.

The texture of this fabric is very smooth.

This is part of my collection, and I particularly like the dipyramid.

The shape of this dipyramid is very unique.