His high-functioning smartphone greatly helps his daily life.

This high-functionality smartphone has many convenient features.

The doctor recommended a blood test to check my liver function.

An Asian elephant is a large and powerful animal.

The African elephant is the largest land mammal in the world.

An Indian elephant is a very large animal.

The weather today is very good, isn't it?

I have seen a drunk elephant in the park.

The term 'drunken elephant' refers to an elephant that has drunk alcohol.

This object is the focus of my research.