Hong Kong flu

短语

释义与例句

n.
  1. 1.

    A form of influenza caused by an H3N2 strain of the influenza A virus, descended from H2N2 through antigenic shift, that killed around one million people worldwide during an outbreak in 1968 and 1969.

    不可数

词源

So called because it originated in Hong Kong.

来源：wiktionary