He was unconsciously following the woman.

He is accustomed to reading stories to his children every night.

He immediately had an eye on that beautiful painting.

He measured the humidity using a psychrometer.

He is wearing a new wristwatch.

I soak my toothbrush in mouthwash every night.

The plesiosaur is an ancient marine creature, and its appearance is significantly different from current creatures.

He succeeded in finding the fossil of a winged dragon.

This fossil is believed to be that of an ichthyosaur.

Ryunosuke is my best friend.