The clitoris of a woman is very sensitive to sexual stimulation.

The government declared a state of emergency to prevent the spread of the new coronavirus.

He believes in the geocentric theory.

Global warming is a big issue that affects all of us.

A terrestrial planet may have an environment similar to Earth.

He is an expert in geophysics.

Let's calculate the inscribed circle of this polygon.

I have been to Kikonai.

My grandfather underwent cataract surgery.