维生素和矿物质，如铁、钙等。

Vitamins and minerals such as iron, calcium.

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但浮游植物还需要其他营养物质(如铁)才能存活。

However, phytoplankton still require other nutrients, such as iron, to survive.

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虽然其他营养物质的摄取(如铁和锌)素食是可以满足的，但是你需要做额外的努力来保证自己获取足够的营养。

Other nutrients, such as iron and zinc, are available in a meatless diet, but you need to make an extra effort to ensure they're in yours.

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