sub·urb /ˈsʌˌbɚ/
 市郊,郊區,邊緣
 Sub·urb n.
 1. An outlying part of a city or town; a smaller place immediately adjacent to a city; in the plural, the region which is on the confines of any city or large town; as, a house stands in the suburbs; a garden situated in the suburbs of Paris. “In the suburbs of a town.”
    [London] could hardly have contained less than thirty or forty thousand souls within its walls; and the suburbs were very populous.   --Hallam.
 2. Hence, the confines; the outer part; the environment. “The suburbs . . . of sorrow.”
    The suburb of their straw-built citadel.   --Milton.
 Suburb roister, a rowdy; a loafer. [Obs.] --Milton.
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 suburb
      n : a residential district located on the outskirts of a city
          [syn: suburbia, suburban area]