precortexWiktionary 原文构词拆分pre-前缀Before; physically in front of. · Before; earlier in time; beforehand.+cortex词根/词干词源说明From pre- + cortex.释义（英文）形容词 Adjective(anatomy) That develops into the cortex (of the brain)名词 Noun(anatomy) Synonym of prefrontal cortex.