hang in the balance
to have two equally possible results, to be uncertain
Building the new school hangs in the balance after the recent election.
Most Amazing Water Slides In The World
Only the valiant would dare ride Big Bang in this Spanish water park. The ride claims to stimulate free falling from an incomparable height. For those who don t enjoy feeling like they re falling down a rabbit hole, the park also has a multi track waterslide where riders can race their friends.