merry-go-round merry-go-round /ˈmɛriːgoʊˌraʊnd/

noun

1. A large, rotating machine with seats for children to ride or amusement  ( carousel , carrousel , merry-go-round , roundabout , whirligig )
   a large, rotating machine with seats for children to ride or amusement
   
   
2. A never-ending cycle of activities and events (especially when they seem to have little purpose)  ( merry-go-round )
   a never-ending cycle of activities and events (especially when they seem to have little purpose)
    If we lose the election the whole legislative merry-go-round will have to start over
   if we lose the election the whole legislative merry-go-round will have to start over