掌握经济学在世界经济舞台起到的作用。的翻译：Master of Economics played a role in the world economic stage. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Master of economics in the role of the world economic stage.

Master of Economics played a role in the world economic stage.

The grasping economic the role which plays in the world economics stage.

Master economics in the world economic stage play a role.

Master of Economics played a role in the world economic stage.