invalid [ˈɪnvəlɪd]

例句:

• Margaret resides with her invalid mother in a London suburb.
  玛格丽特同她病弱的母亲住在伦敦郊区。
  来自柯林斯例句
• At best Nella would be an invalid; at worst she would die.
  内拉往好里说会落下残疾，往坏处说可能会生命不保。
  来自柯林斯例句
• The treaty was declared invalid because it had not been ratified.
  条约没有得到批准，因此被宣布无效。
  来自《权威词典》
• A passport that is out of date is invalid.
  护照过期是无效的.
  来自《简明英汉词典》
• Dr. Smith looked in on the invalid the day before yesterday.
  史密斯大夫前天去看望那个病人.
  来自《简明英汉词典》