autoinfectionWiktionary 原文构词拆分auto-前缀Reflexive, regarding or to oneself.+infection词根/词干词源说明From auto- + infection.释义（英文）名词 NounThe infection of a primary host with a parasite, particularly a helminth, in such a way that the complete life cycle of the parasite happens in a single organism, without the involvement of another host.词族相关词（1）autoinfect