He bought a new saw.

He bought a new saw.

He cut the wood using a blade and saw.

He cut the wood using his new circular saw.

He cut the tree with a chainsaw.

The sawshark lives at the bottom of the sea.

The sawfish, also known as 鋸鱝, is a very rare fish, and its distinctive long nose surprises those who see it.

The sawfish is known for its distinctive long nose.

He is doing special exercises to train his serratus anterior muscle.

The serratus posterior superior muscle is one of the muscles that assist in the respiratory movements of the lungs.