We participated in an arm wrestling tournament yesterday.

He can't easily escape from his attachment to delusional ideas.

In that war movie, vigorous bombings were frequently depicted.

We bombed the enemy's base vigorously.

He has a lot of hair, so he seems warm even in winter.

Polychaete worms play an important role in the seabed ecosystem.

She felt the pathos of things when she saw the cherry blossoms falling.

What is this object?

Zoo staff must clean up the animals' excrement every day.

I am thinking about what to make her birthday gift.