I was really surprised by his cruelly brusque treatment.

This area has a strong smell of sulfur.

This factory is emitting a large amount of sulfur dioxide.

He stayed in Europe for a year for business.

He visited many museums while staying in Europe.

He decided to travel to the ends of the earth.

She gave birth to a baby by Caesarean section.

My grandmother is good at making traditional Tang confectionery.

He made the sentence clear using commas.

Touten is always the most energetic in the class.