a condition in which bacteria or viruses that cause disease have entered the body

a serious infection 严重的感染

a throat infection 咽喉感染

Bandage the wound to reduce the risk of infection. 包扎伤口以减少感染的危险。

an act of passing harmful programs into a computer or file, or the harmful programs themselves

You only have to open an attachment to pass the infection from computer to computer. 你只要打开邮件附件就能感染计算机。