prevail          
verb [ I ]  formal uk/prɪˈveɪl/ us/prɪˈveɪl/
C2 占优势,占上风
to get control or influence
  I am sure that common sense will prevail in the end. 我相信常识最终会获胜。 
 And did reason prevail over (= become a more powerful influence than) emotion? 理智战胜了情感吗? 
  流行,盛行
to be common among a group of people or area at a particular time
  This attitude still prevails among the middle classes. 这种观点在中产阶级中仍然很普遍。 
 - More examples
 - A friendly atmosphere prevailed among members of the team.
 - Our only hope is that justice will prevail.
 - Eventually common sense prevailed and he decided it would be more sensible to be honest.
 - The Republicans are expected to prevail in next year's election.
 - The British team had finally prevailed over the Russians.
 
Phrasal verb   
prevail on/upon someone 说服(某人)
to persuade someone to do something that they do not want to do
  He was eventually prevailed upon to accept the appointment. 他最终被说服,接受了这一任命。