This beautiful blue crystal is called chalcanthite.

I saw a coot in the park.

My new keyboard is very easy to use.

This law applies to all the people.

I wrote a new message on the bulletin board.

Pyxis is one of the constellations in the southern hemisphere.

He is scheduled to pitch in tomorrow's game.

There is no panacea for this disease.

The reputation of that restaurant is very good.

The exhibition in this museum expresses all things existing in the universe.