An abnormal or irrational fear of light. 恐光症，光恐怖对光线不正常或不合情理的畏惧
A persistent, abnormal, or irrational fear of a specific thing or situation that compels one to avoid the feared stimulus. 恐惧症对某一特定事物或情况持续的、不正常的或不合情理的恐惧，以致于要避开这些引起恐惧的刺激物
She traced her irrational fear of birds back to something which had happened to her as a child. 她从她童年的经历中找到了她对鸟类莫名恐惧感的原由。
