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.
权威例句
1. The decor is functional.
装潢风格追求实用。
2. Felicity's bedroom was spartan but functional.
费莉西蒂的卧室很简朴,但非常实用。
3. The mirror is functional yet decorative.
这镜子能照人,但也有装饰作用。
4. Bathrooms don't have to be purely functional.
浴室不必完全只为了实用。
5. The telephone was out of order, but is functional now.