influenza

influenza
noun
  1. [mass noun]a highly contagious viral infection of the respiratory passages causing fever, severe aching, and catarrh, and often occurring in epidemics
    流行性感冒
派生
influenzal
adjective
语源
  1. mid 18th cent.: from Italian, literally influence', from medieval Latin influentia (see influence). The Italian word also has the sense 'an outbreak of an epidemic', hence 'epidemic'. It was applied specifically to an influenza epidemic which began in Italy in 1743, later adopted in English as the name of the disease
英语宝典
考试词汇表