今天我们要学的词是responsibility. Responsibility 名词，责任。The Islamic State claimed responsibility for a series of attacks that happened in Paris last Friday. 恐怖组织伊斯兰国对上周五巴黎发生的一系列恐怖袭击事件承担责任。民主党总统候选人举行第二次辩论会，U.S. Senator Bernie Sanders of Vermont said during the debate that the U.S. has a moral responsibility to accept Syrian refugees. 佛蒙特州联邦参议员桑德斯在辩论中表示，美国有接受叙利亚难民的道德义务。好的，今天我们学习的词是 responsibility, responsibility, responsibility...