You can access your strings as such:

By default, Flutter only supports US English for its strings.
If you need to add support for other languages,
include the flutter_localizations package.
You might also need to add Dart’s intl
package to use i10n machinery, such as date/time formatting.

dependencies

flutter_localizations

sdk

flutter

intl

^0.17.0'

To use the flutter_localizations package,
specify the localizationsDelegates and
supportedLocales on the app widget: