duskiness

1. The father's face changed to a ghastly duskiness of hue; the daughter's face dropped upon her clasped hands, and was never lifted again throughout the interview.
   父亲的脸顿时变色，蒙上了一层阴森可怕的黑色；女儿的脸伏在紧握的双手里，在整个儿会见期间，她的头再也没有抬起来过。

noun

1. a swarthy complexion

   Synonym:    darknessswarthiness

2. the state of being poorly illuminated

   Synonym:    dimness