He is a foreigner, so he finds it difficult to learn about Japanese culture.

He was diagnosed with bipolar disorder.

The company suffered from damage caused by unfounded rumors.

He has a learning disability, but it does not diminish his desire to learn.

He injured his arm in a workplace accident.

He is working round the clock.

I use a tram for commuting every day.

He made a lamp in the shape of a hexagonal prism.

Chlorofluoromethane is one of the substances that contribute to the destruction of the ozone layer.

He publicly disclosed that he has a gender identity disorder.