We crossed the sea by catamaran.

His words and actions always respect others.

Child abuse is an act that is absolutely not allowed.

He can play the piano just like me.

We go to school via the prefectural road.

My new electric bicycle is very fast.

He visited the ancient palace.

How many kilograms does this metal weight have?

I measured the weight of the object using a weight.

Action potential is an important mechanism for nerve cells to transmit information.