psychological

形容词 psychological:

1. mental or emotional as opposed to physical in nature
2. of or relating to or determined by psychology

1. Is there any possible psychological explanation for his bad health?
   ＂他健康状况不好，有没有可能具有什么心理上的原因呢？＂
2. Inhibition of natural impulses may cause psychological problems.
   压抑自然的冲动可能会引起心理上的问题。
3. There could be some psychological explanation for his bad health.
   他的健康不佳可能有心理上的原因。

psy.cho.log.i.cal

adj.Abbr. psych.,psychol.（形容词）缩写 psych.,psychol.
Of or relating to psychology:
心理学的或与心理学有关的：
例句：
psychological research; psychological jargon.
心理学研究；心理学术语

Of, relating to, or arising from the mind or emotions.
心理的：心灵或情感的，与其有关的或由其引起的
Influencing or intended to influence the mind or emotions:
影响或用来影响心灵或情感的：
例句：
psychological warfare.
心理战

Color Of or being any of certain primary colors whose mixture may be subjectively conceived as producing other colors.
【色彩】 心理色的：某些原色的，这些原色的混合能使人主观地认为产生了别的颜色

【引伸】
psy.cholog.ically
adv.（副词）