the situation in which a disease is spread by touching someone or something

The doctor says there's no chance/danger of contagion. 医生说不存在传染的可能／危险。

the situation in which feelings, ideas, or problems spread from one place to another

Brazil's stock markets were battered by contagion from the problems in other emerging markets. 巴西股票市场因为世界上其他新兴市场问题的蔓延而受到了重创。