irreversible [ˌɪrɪˈvɜ:rsəbl]

例句:

• "Our reforms are irreversible," he promised.
  来自BBC
• South Africa was going through a period of irreversible change.
  南非正在经历一场不可逆转的变革。
  
• The reforms are irreversible.
  改革没有回头路。
  
• Technology has had an irreversible impact on society.
  技术已对社会产生不可逆转的影响.
  
• It can cause irreversible paralysis, and even death.
  来自VOA
• This irreversible age-related hearing loss is known as presbycusis.
  来自BBC