voter
US
UK voter n: (person who votes)
SC 选举人 xuǎn jǔ rén
TC 選舉人
TC 選舉人
SC 投票人 xuǎn jǔ rén，tóu piào rén
Voters rejected the measure by a huge majority.
absentee voter n: (person who votes by post or proxy) (经邮寄等方式投票者)
SC 缺席选民 quē xí xuǎn mín
TC 缺席選民
TC 缺席選民
In some places, absentee voters' ballots are not counted at all if one person wins with a solid lead over the loser.
nonvoter, non-voter n: (person who does not vote)
SC 放弃投票权者 fàng qì tóu piào quán zhě
SC 不投票者 fàng qì tóu piào quán zhě，bù tóu piào zhě
registered voter n: (person on the electoral register)
SC 已登记的投票人 yǐ dēng jì de tóu piào rén
You cannot vote in a general election unless you are a registered voter.