yī / shēng / shuō / cháng / qī / quē / fá / wéi / shēng / sù / C / kě / néng / dǎo / zhì / huài / xuè / bìng医生说,长期缺乏维生素C可能导致坏血病。The doctor said that a long-term lack of vitamin C could cause scurvy.