contagion 傳染

contagion
繁：傳染
简：传染

沙士在當年三、四月爆發，第二季幾乎每日皆有新增感染及死亡過案，由於病毒傳染性高及醫學界所知有限，令全城陷入恐慌，多國對香港發出旅遊警示，令訪港旅客一度大跌七成。

2003　沙士衝擊全城陷恐慌（2015年2月19日）。蘋果日報，取自 http://hk.apple.nextmedia.com/financeestate/art/20150219/19047480

Consultations for influenza-like illness are at their highest levels in years, but Cheung said the flu virus, contrary to reports, was nowhere near as dangerous as the deadly Severe Acute Respiratory Syndrome (Sars) in terms of contagion and mortality rate.

Hong Kong hospitals bring in more staff and add more beds to tackle flu outbreak. (2015, February 7). South China Morning Post. Retrieved from http://www.scmp.com/news/hong-kong/article/1705430/hong-kong-hospitals-bring-more-staff-and-add-more-sickbeds-tackle-flu