| 释义 |
free radicalBrE /ˌfriː ˈrædɪkl/NAmE /ˌfriː ˈrædɪkl/ noun (chemistry 化学) an atom or group of atoms that has an electron that is not part of a pair, causing it to take part easily in chemical reactions. Free radicals in the body are thought to be one of the causes of diseases such as cancer 自由基；游离基 ➡ see also antioxidant (1) |