brain-drain meaning in Hindi

Examples

1. Has resentment grown because the 1990s saw a global brain-drain to the United States of a lot of the world's best talent? Or is the resentment tied to America's overwhelming military superiority? Or to the President's relatively “black-and-white” approach to moral and ethical issues (“Axis of Evil”)?
   किस हद तक यह भावना बुश के एकतरफावाद की तात्कालिक प्रतिक्रिया है।