例句
Is nyctalopia which kinds of vitamin airframe lacks ?
夜盲症是机体缺少哪种维生素？
Have the person of nyctalopia, what is devoid vitamin? ? ?
患夜盲症的人，缺乏的维生素是什么？？？
The vitamin A in Chinese cabbage juice, can promote cheeper to development grows and prevent nyctalopia.
白菜汁中的维生素a，可以促进幼儿发育成长和预防夜盲症。