Let's try a test play of the piano.

Please try to test-play the new guitar.

We attempted to plant a new type of plant.

We decided to attempt to plant a new type of plant.

Char is my favorite character.

We took a plane from Narita International Airport.

The International Phonetic Alphabet is an essential tool for linguistic research.

He is working as a representative of the United Nations.

He is interested in the study of international auxiliary languages.

He is an expert in international relations.