contagion

Health officials used quarantine measures to stop the contagion of the virus within the city.

(Chinese) 卫生官员采取隔离措施，以阻止病毒在城市内的传染。

The financial crisis in one country led to a contagion of fear that destabilized global markets.

(Chinese) 一个国家的金融危机引发了恐惧的蔓延，动摇了全球市场。