安哥拉历史性的投票选举

rig – v. to control or affect (something, such as a game or election) in a dishonest way in order to get a desired result

successor – n. a person who has a job, position or title after someone else; someone who succeeds another person

disaffected – adj. no longer happy and willing to support a leader, government, etc.

poll – n. an activity in which several or many people are asked a question or a series of questions in order to get information about what most people think about something