absentee ballot
noun [ C ] US uk/ˌæb.sən.tiː ˈbæl.ət/ us/ˌæb.sən.tiː ˈbæl.ət/
（无法到达选举现场的人通过邮寄方式进行的）缺席投票制，邮寄式投票制
a system of voting in which people send their votes by post when they cannot be present at an election
（无法到达选举现场的人通过邮寄方式所投的）缺席选票，邮寄式选票
a piece of paper on which people mark their votes and then send them by post when they cannot be present at an election