swing voter

n.

摇摆选民：即那些还没有决定投谁票的选民。；

复数：swing voters

The Swing Voter's Curse: Comment
The Real Swing Voter's Curse
The Mythical Swing Voter
The Swing Voter in American Politics:
Swing voters, core voters and distributive politics
What Drives the Swing Voter in Africa?
The Swing Voter in American Presidential Elections
Public Employees as Swing Voters: Empirical Evidence on Opposition to Public Reform
Exploring Voter Alignments in Africa: Core and Swing Voters in Ghana
A theory of income taxation where politicians focus upon core and swing voters