I examined muscle activity using an electromyogram.

This experience is something I should carve into my bones and engrave in my liver.

He boarded the fighter plane as a tail gunner.

The lar gibbon, with its long arms, moves quickly from tree to tree.

He is able to both talk and do, and can handle any job.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

He did a somersault in the park.

He goes to the gym every day to train his biceps brachii muscle.

He is doing squats to train his quadriceps femoris muscle.

He is doing squats to train his biceps femoris muscle.