They lived in bitter disillusionment, to see the establishment they had overthrown replaced by a new one, just as hard-faced and stuffy.划线单词的中文意思是（ ）。

They lived in bitter disillusionment, to see the establishment they had overthrown replaced by a new one, just as hard-faced and stuffy.划线单词的中文意思是（ ）。

A.幻想破灭，醒悟

B.建议者，支持者

C.社会习俗，惯例

D.不利因素，障碍

正确答案是A