suburban
adj.
1620s, from suburb + -an. Somewhat earlier were suburbian, suburbial (c.1600). Latin had suburbanus "near the city" (of Rome), and in Church Latin suburbicarian was applied to the six diocese near Rome.
〔蒋〕[un=one一(un也作uni)，-an形容词后缀，…的] 郊区的;[-an表示人] 郊区居民