Android market publish (application language settings): "Fill fields with auto translation from English"

Under Android publish > your application > language > add language is 开发者_如何学Coption Fill fields with auto translation from English (en)

What does it do? Does it translate my application to all possible languages automatically depending on user selected locale?

It just take the English text (if any) and fill the languages you selected with the translation.

It only apply for the market descriptions.