It is reported that North Korea has conducted another nuclear bomb test.

He is looking for a proving ground to test his new theory.

He conducted a thought experiment to solve a problem in physics.

We took a plane from Narita International Airport.

She contacted her parents by international phone call.

He is working as a representative of the United Nations.

Our company is promoting the internationalization of our products.

Our company is planning to internationalize our products.

Esperanto is one of the most well-known international auxiliary languages.

He is an expert in international law.