The Great Barrier Reef is the world's largest coral reef system.

My dream is to travel the world.

In this chemical reaction, we need to overcome the barrier.

Coral reefs are very important for marine ecosystems.

What is the maximum capacity of this machine?

His work shows true greatness.

Your performance was really great.

This system is very efficient.

This building is designed to be barrier-free, making it easy to use even with a wheelchair.

My Great Pyrenees is very smart.