Vitamin A lack of will have nyctalopia , Lack of vitamin C can scurvy.维生素A缺乏会得夜盲症; 维生素C缺乏会得坏血病....

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nyctalopia的音标：nyctalopia的英式发音音标为：[ˌnɪktə'ləʊpɪə]nyctalopia的美式发音音标为：[ˌnɪktə'loʊpɪr]...