apathetic
adjective uk/ˌæp.əˈθet.ɪk/ us/ˌæp.əˈθet̬.ɪk/
无兴趣的;懈怠的;（尤指对重要事情）漠不关心的，无动于衷的
showing no interest or energy and unwilling to take action, especially over something important
Young people today are so apathetic about politics. 现在的年轻人太不关心政治。
Don't be so apathetic - how are you going to get a job if you don't even start looking? 别那么吊儿郎当的，不开始找怎么能找到工作？