MD
noun [ C ] uk/ˌemˈdiː/ us/ˌemˈdiː/
(DOCTOR)
US医学博士（Doctor of Medicine的缩写）
abbreviation for Doctor of Medicine: a degree that someone must have to work as a doctor, or a person who has this degree
Stephen Day, MD 医学博士斯蒂芬‧泰
(MANAGER)
UK总裁，总经理（managing director的缩写）
abbreviation for managing director UK
You should talk to the MD about your proposal. 你应该和总经理谈谈你的建议。
(RECORDING)
迷你磁盘，小型光盘（MiniDisc的缩写）
abbreviation for MiniDisc trademark
(ADDRESS)
（美国）马里兰州（写地址时Maryland的缩写）
written abbreviation for the US state of Maryland: used in addresses