appraisal right意思：“异议股东股份回购请求权”，简单来讲，就是在特定的情形下，对公司股东(大会)会议决议持反对意见的股东所享有的一种"要求公司以合理公平的价格收购自己股份"的权利

作用：保护中小股东的利益

例如：The holders of no more than 8% of the outstanding Company Preferred Stock shall have exercised, nor shall the holders of more than 8% of the outstanding Company Preferred Stock have any continued right to exercise, appraisal, dissenters' or similar rights under applicable law with respect to any Company Preferred Stock by virtue of the Merger.

持有公司流通股不超过8%的持有人应已经行使相关法律项下由于合并而享有的、与任何公司优先股有关的股份出售权、异议权或类似权利，但是持有公司流通股超过8%的持股人不得再继续享有该等权利。