patient zero

短语

首例病例 第一感染源 零号患者 零号病患

词形变化

patients zero patient zeroes patient zeros 复数 patient zeros patient zeroes 复数 patients zero 复数

别名

patient 0

释义与例句

n.
  1. 1.

    The initial patient in the population of an epidemiological investigation.

    医学
  2. 2.

    The source or origin of something.

    比喻 非正式

词源

Originally patient O (standing for out of California), referring to Gaëtan Dugas, a superspreader of AIDS who was at the time erroneously believed to have introduced the virus to the United States. The letter O was later misinterpreted as a zero.

来源：wiktionary