He measured the dimensions of the parts using a vernier caliper.

The police arrested the suspect.

He is a very excellent performer.

After the accident, he learned to use an artificial limb.

Mr. Yamagishi is my best friend.

Formic acid is a compound often used in organic chemistry.

Formate is an important compound in organic chemistry.

The teacher gave me a book.

The teacher gave me some advice.

His words were profound.