premorbidWiktionary 原文构词拆分pre-前缀Before; physically in front of. · Before; earlier in time; beforehand.+morbid词根/词干词源说明From pre- + morbid.释义（英文）形容词 Adjective(medicine, psychiatry) Approaching a morbid condition, especially of mental functioning shortly prior to the onset of schizophrenia, etc.