多种脂溶性维生素之一,为正常骨骼发育和预防佝偻病所必需,皮肤经阳光照射后可合成。
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多种脂溶性维生素之一,为正常骨骼发育和预防佝偻病所必需,皮肤经阳光照射后可合成。；维生素D；[医] 维生素D
Any of a number of fat-soluble vitamins, required for normal bone development and preventing rickets, that can be manufactured in the skin on exposure to sunlight.
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多种脂溶性维生素之一,为正常骨骼发育和预防佝偻病所必需,皮肤经阳光照射后可合成。
Any of a number of fat-soluble vitamins, required for normal bone development and preventing rickets, that can be manufactured in the skin on exposure to sunlight.
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