名詞 psyche:

1. that which is responsible for one's thoughts and feelings; the seat of the faculty of reason
   同義詞：mind, head, brain, nous
2. the immaterial part of a person; the actuating cause of an individual life
   同義詞：soul
3. (Greek mythology) a beautiful princess loved by Cupid who visited her at night and told her she must not try to see him; became the personification of the soul

1. In psychoanalysis, the division of the psyche that is conscious, most immediately controls thought and behavior, and is most in touch with external reality.
   自我在精神分析學中指有意識的最直接地控制思想和行為，與外部世界聯(lián)系也最多的那部分自我
2. Is aggression an essential part of the human psyche?
   損人利己是否是人心靈的主宰?

psy.che

n.（名詞）
The spirit or soul.
精神或靈魂
Psychiatry The mind functioning as the center of thought, emotion, and behavior and consciously or unconsciously adjusting or mediating the body`s responses to the social and physical environment.
【精神病學】 自我：作為思想，情感和行為中心的心靈，能有意識或無意地識調整或調解身體對社會和外界環(huán)境的反應

來源：
Latin pstchô
拉丁語 pstchô
from Greek psukhô [soul] * see bhes-
源自 希臘語 psukhô [靈魂] *參見 bhes-