MOOC       
noun [ C ]  education, internet & telecoms specialized /muːk/ uk/muːk/ us/muːk/
 大规模网络开放式课程,慕课(massive open online course的缩写)
abbreviation for massive open online course: a course of study that is made available over the internet and that can be followed by a large number of people
  MOOCs promise to change the face of higher education. 慕课有希望改变高等教育的面貌。