not reacting to somebody/something; not giving the response that you would expect or hope for 无反应的；未答复的；反应迟钝的 If the person is unconscious or unresponsive, dial 999. 如果此人失去知觉或反应迟钝，请拨打999。 - unresponsive to something
a politician who is unresponsive to the mood of the country 对国民情绪毫无反应的政客 She is a cold, unfeeling and unresponsive woman. 她是一个冷漠，无情，反应迟钝的女人。 This combination of symptoms seems to be unresponsive to conventional medical treatment. 症状的这种组合似乎对常规药物没有反应。