vitamine Ni

例句：

1. 1.Vitamin Ni is essential for maintaining good health.
   维生素镍对于保持健康至关重要。
2. 2. The researcher found that a diet rich in vitamin Ni could improve cognitive function.
   研究者发现，富含维生素Ni的饮食可以提高认知功能。
3. 3. The importance of vitamin Ni in the human body has been widely recognized.
   人体中维生素Ni的重要性已被广泛认可。