| 单词 | functional |
| 释义 | functional adj. 1. of or serving a function. 2. (esp. of buildings) designed or intended to be practical rather than attractive; utilitarian. 3. Physiol. a (esp. of disease) of or affecting only the functions of an organ etc., not structural or organic. b (of mental disorder) having no discernible organic cause. c (of an organ) having a function, not functionless or rudimentary. 4. Math. of a function. Phrases and idioms functional group Chem. a group of atoms that determine the reactions of a compound containing the group. Derivatives functionality n. functionally adv. |
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