Action to restore appropriate price incentives, notably through corrective carbon pricing, is urgently needed to lower the risk of irreversible and potentially devastating effects of climate change.
出自-2017年6月閱讀原文
After that, the damage is done and is highly irreversible.
2015年12月六級真題（第一套）聽力 Section C
Cambridge scientist Peter Wadhams who's been measuring and monitoring the Arctic since 1971, says the decline is irreversible.
2016年6月六級真題（第一套）聽力 Section C
柯林斯高階英漢雙解學習詞典釋義
ADJ
不可逆轉的;不可挽回的;不可撤銷的
If a change is irreversible, things cannot be changed back to the way they were before.