Section 6 is concerned with a miscellaneous group of compounds, and includes discussion of the metabolism of metal compounds and the production of vitamins by the gut flora.是什么意思_Section 6 is concerned with a miscellaneous group of compounds, and includes discussion of the metabolism of metal compounds and the production of vitamins by the gut flora.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句