infect
/ɪnˈfekt/
动词
（情感）感染（别人）；使受影响
Her optimism seemed to infect all those around her.
她的乐观情绪似乎感染了周围所有的人。
（计算机病毒）感染
A computer virus may lurk unseen in a computer's memory, calling up and infecting each of the machine's data files in turn.
计算机病毒可潜伏在计算机存储器中，依次调出并感染计算机中的每一个数据文档。
（疾病）传染，感染
The meat had been infected by E coli bacteria.
肉被感染了大肠杆菌。