I often go roller skating in the park on weekends.

He is a salary thief, contributing nothing to the company.

His words resonated with me to my core.

The problem of the lost generation should be solved by the whole society.

Bromofluoromethane is a type of chemical substance.

This compound is called cyclopentadecane.

The valley is part of the beautiful scenery of this area.

I record my lessons every day.

This fabric has high color fastness, so it is hard for the color to fade even when washed.

His room was like a chaos.