Experts say the virus poses no risk of contagion.

专家称这种病毒没有接触传染的风险。

The contagion of US stock breakers has affected the global economy.

美股熔断的蔓延影响到了全球的经济。

This kind of thinking has contagion throughout the village.

这种思想在整个村庄扩散开来。

There is no risk of contagion.

没有接触传染的风险。

They have been reluctant to admit AIDS patients, in part because of unfounded fears of contagion.

他们一直不愿意接收艾滋病人，部分原因是因为毫无根据对传染的恐惧。

A second risk is contagion.

第二个危险是危机蔓延。

How to prevent contagion?

如何阻止蔓延？

That said, the danger of contagion is real.

也就是说，债务蔓延的危险是真实存在的。