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niacin例句_niacin英汉例句_niacin双解例句_按摩法牛津词典
按摩法牛津词典

niacin

N 开头单词

常见例句

    用作名词 (n.)

  • Niacin is found in meat, fish and green vegetables.
    肉类，鱼类和绿色蔬菜中发现有烟酸。
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