MB
noun [ C ] uk/ˌemˈbiː/ us/ˌemˈbiː/
(QUALIFICATION)
UK (US BM)医学学士学位;医学学士（Bachelor of Medicine的缩写）
abbreviation for Bachelor of Medicine: a degree in medicine, or a person who has this degree
(COMPUTING)
兆字节，百万字节（megabyte的缩写）
written abbreviation for megabyte: a unit used in measuring the amount of information a computer can store, with the value 1,048,576 bytes