functionaladj.
英 'fʌŋ(k)ʃ(ə)n(ə)l | 美 'fʌŋkʃənl
中文adj. 功能的
词根词源
functional (adj.)1630s, "pertaining to function or office," from function (n.) + -al (1), or from Medieval Latin functionalis. Meaning "utilitarian" is by 1864; specific use in architecture is from 1928. Related: Functionally; functionality.
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