sub·fusc
noun/ˈsʌbfʌsk/, /ˌsʌbˈfʌsk/
/ˈsʌbfʌsk/, /ˌsʌbˈfʌsk/
[uncountable]- formal clothing worn for examinations and formal occasions by students at Oxford University
牛津大学学生在考试和正式场合穿着的正式服装 Word Originearly 18th cent.: from Latin subfuscus, from sub- ‘somewhat’ + fuscus ‘dark brown’.