(medicine) the process of removing a heavy metal from the bloodstream by means of a chelate as in treating lead or mercury poisoning
the process of forming a ring by forming one or more hydrogen bonds
例句
用作名词 (n.)
One suggested treatment, chelation, requires the patient to ingest a chemical that binds to arsenic and aids its excretion. 疗法之一是利用螯合作用，让患者摄入一种化学物质，使它与砷结合并帮助砷排出。
She is an expert in using natural therapies, including chelation therapy, to improve the health and well being of her patients. 她是一名天然药物专家，包括螯合作用，提高人类健康，是患者的福音。
美
[kiː'leɪʃən]
