The IOC's 100-plus members vote by secret ballot, with the candidate getting the fewest votes eliminated in each round until one city secures a winning majority.

国际奥委会的100多位成员届时将进行不记名投票，每一轮中得票最少的参选城市出局，直到一个城市获得过半票数而胜选。

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Meanwhile, among the many initiatives on ballots Tuesday, four states -- Utah, Arizona, South Carolina and South Dakota -- approved a measure that will guarantee workers the right to vote by secret ballot on whether they want union representation, according to CNN projections based on exit polling.

CNN: Variety of proposals on ballots in 37 states

Finally, someone demanded a secret ballot -- and it passed by one vote.

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