These machines only need to be fixed very 'rarely'. = These machines 'rarely' need to be fixed.
Such radical opinions have 'rarely', 'if ever', been heard here before.
The temperature 'rarely' [='seldom'] drops below freezing here.
(..) Same bow... New Strings. And may I deduce.. Mycroft, Good evening by the way. No! He doesn't. May I deduce that you rarely strays from the path.. . That runs from your home to the Diogenes Club, And never on a Monday... When they serve your favorite potted shrimps, (..)2011 Sherlock Holmes: A Game of Shadows