想法（不论是积极的还是消极的）是可传染的。

Thoughts (both positive and negative) are contagious .

youdao

这些观念是可传染的。

These are just a few of the ideas that are to die for. They're infectious.

youdao

根据这一判断，欧元区银行业危机扩散成为一场可传染的，国家性的财政危机。

With that decision, the banking crises in the eurozone's periphery became a series of contagious, national fiscal crises.

youdao