Selenium is one of the trace elements closely related to human health.

硒是与人体健康密切相关的必需微量元素之一。

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Selenium is one of the essential trace elements for human health. The lack of se…

本品含有的天然有机硒比无机硒更利于人体吸收，是防病健身的微量元素食疗佳品。

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Selenium, one of the trace-elements, is essential to our life.

硒是人类必需的微量元素之一。

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Selenium, one of the trace-elements, is essential to our life.

硒是人类必需的微量元素之一。

youdao