night blindness

名词 night blindness:

1. inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder
   同义词：nyctalopia, moon blindness

1. Lack of vitamin A affect the body's growth and resistance to disease and can cause night blindness.
   体内缺乏维生素Ａ, 会影响身体发育，降低对疾病的抵抗力，并可导致夜盲症。
2. Affected with night blindness.
   夜盲的由夜盲症引起的