但是对使用这些微量营养物质促进免疫的兴趣在抗生素推广之后就减弱了。

But interest in using these micronutrients to boost immunity waned with the introduction of antibiotics.

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例如，多吃富含微量营养素的蔬菜水果，可以提升免疫系统的功能，增加身体抵抗力，预防传染病。

For example, diets rich in fruit and vegetables, which contain immune-system boosting micronutrients, enhance the body's natural defenses against infectious disease.

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以往研究表明硒在保持免疫系统健康方面发挥重要作用，并且艾滋病患者表现出微量元素缺乏。

Previous research has suggested that selenium plays a role in keeping the immune system healthy, and that HIV patients tend to show a depletion in the trace element.

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