He works in the air traffic control tower.

He works at the control tower of the airport.

This advertising tower has become a landmark of the city.

He looked up at the high tower.

The pyramids of Egypt are a wonder of ancient architecture.

He was born with the disease of torticollis.

He drew a pattern of rhombus.

There is no oblique case in Japanese.

He is training his oblique muscles at the gym every day.

Plagioclase is one of the main components of the earth's crust.