He drew a dodecagon shape.

He drew an octadecagon shape.

This new car is characterized by its streamlined design.

He was deeply thinking about metaphysical concepts.

The Coast Guard plays a crucial role in maintaining maritime safety and order.

We installed a new flowmeter in the factory.

They built a deep emotional bond before they had a physical relationship.

He exercises his rhomboid muscles at the gym every day.

The semispinalis cervicis muscle is a part of the neck muscles, helping to pull the head back.

The multifidus cervicis muscle is a part of the neck muscles, playing a role in supporting the head.