In wastewater biological nitrogen and phosphate removal processes, microorganisms need to consume certain organic carbon sources both in denitrification and phosphorus uptake.

污水生物脱氮除磷工艺中，微生物在反硝化和吸磷时需要消耗一定的有机碳源。

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Phosphate in wastewater is one of the main causes of eutrophication, and biological phosphorus removal from wastewater is a new wastewater treatment technology.

废水中过量磷酸盐是引起水体富营养化的主要原因之一，生物除磷是一项新型的水处理技术。

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Phosphorylation is a type of cell regulation involving the attachment to, or removal of, phosphate groups from proteins, thereby switching their biological functions on or off, or making them more or less stable.

BBC: Sir Philip Cohen