She had been in what doctors described as an irreversible vegetative state for five years.
她陷入医生们所说的一种不可逆转的植物人状态已达5年之久。
《柯林斯英汉双解大词典》
2
In addition, the battery should be store in half-charging state, in order to avoid over-discharge caused by self-discharge, and this will lead to irreversible capacity loss.
另外必须使电池处于半充满状态贮存，以防止电池因自放电而产生过放电，发生不可逆容量损失。
3
In this paper, the unbalanced constant state and its stability are investigated. Then using Onsager reciprocal relations, the interference phenomenon of irreversible process is studied.