新鲜水果富含维生素和矿物质等必需营养素。

Fresh fruits contain essential ___nutrients such as vitamins and minerals.

这些蔬菜富含人体所需的重要营养素。

These vegetables are packed with essential ___nutrients our body needs.

培养液中的营养物质对微生物繁殖至关重要。

The ___nutrients in the culture medium are essential for microbial growth.