I used a futon dryer to dry the damp futon.

That man-child is still living in his parents' house.

He is called a 'kid's room uncle', and is alienated from society.

I reserved a single room.

We booked a double room.

There is a state-of-the-art incubator in my laboratory.

This old battery is no longer usable.

I mixed the pancake batter with my new whisk.

He is well-versed in the use of hidden weapons.

He analyzed the light of the stars using a new spectroscope.