
好词典

源自拉丁语 'infectio',由 'inficere'(污染、浸染)演变而来,14世纪进入英语。
❶ 指细菌、病毒等病原体侵入人体或生物体,引发疾病的过程或状态。常见于医疗、卫生等场景。
“The wound must be cleaned to prevent infection.”
(必须清洁伤口以防止感染。)
“She is taking antibiotics to treat the infection.”
(她正在服用抗生素治疗感染。)
❶ 可引申为不良思想、情绪或事物的传播扩散,带有负面含义。
“Rumors spread like an infection through the community.”
(谣言像传染病一样在社区中传播。)
“His anger seemed to cause an infection of negativity in the team.”
(他的愤怒似乎在团队中引发了负面情绪的传染。)
viral infection — 特指由病毒引起的感染,如流感或感冒,区别于细菌感染。
“Most colds are caused by viral infections.”
(大多数感冒是由病毒感染引起的。)
secondary infection — 在原有疾病基础上发生的额外感染,常使病情复杂化。
“The patient developed a secondary infection after surgery.”
(患者在手术后出现了继发感染。)