I examined muscle activity using an electromyogram.

In this park, a tree called Kogatama-no-ki, an alternative spelling of Shourei-no-ki, is planted.

He ended up spoiling the ship for a ha'p'orth of tar because he didn't pay back a small debt.

The Steller's eider is a type of duck that breeds in the Arctic region.

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.

He is training his triceps brachii muscle every day.