This pump is very efficient at drawing up water.

The efficiency of this machine is very high.

It is a very beautiful view.

I was amazed at his extraordinary talent.

Please press this button in case of emergency.

What is this cylinder used for?

What is this tube used for?

The central part of a bicycle wheel is called a hub.

On cold days, cold water is especially delicious.

Personally, I think this movie is the best.