irretrievable

1. ADJ If you talk about irretrievable damage or an irretrievable situation, you mean that the damage or situation is so bad that there is no possibility of correcting it. 无可挽回的[正式]

...a country in irretrievable decline. ...一个无可挽回地陷入萧条中的国家。

2. irretrievablyADV [usu ADV with v]

Eventually her marriage broke down irretrievably. 最终她的婚姻无可挽回地破裂了。