I use a microscope for biology experiments.

There is a state-of-the-art electron microscope in my laboratory.

I used an optical microscope for an experiment at school.

This microscope has excellent magnification capabilities.

He is an excellent pianist.

He is good at mathematics.

He is reading various books to broaden his horizons.

Let's try the new function of this machine.

How does this machine function?

I achieved a big success.