prior,previous,original,primary 用法的区别

former,previous,prior的区别 prior,previous,original,primary 用法的区别 previous和prior有什么区别? 请问prior和previous在使用的场景上有什么区别都表示先前的 但是在什么时候用prior什么时候用previous? prior prior .1 Beta users,you must uninstall previous versions of Flash Player prior to installation previous previous The statue was presented by the ____ students of this school.[A] original [B] former [C] previous [D] prior 12. The statue was presented by the ____ students of this school. [A] original [B] former [C] previous [D] prior 请问这几个词的区别是什么?former,preceding,previous,past,prior我希望你说出来它们的微妙之处，例句我也会找， prior settle prior employment communication prior 英语翻译According to 2nd fixing of the London Bullion Market on the previous working day prior to transaction,less 10% Gross and 7% Net.请高手翻译此段,不需要在线翻译的,采取后加50分悬赏! Do you have any () experience of this kind of work?A previous B proceeding C former D prior答案选的是A,求解答为什么啊,有什么区别呢 previous to