Periphery



GRE Barron TOEFL

解释

GRE 红宝书

• n. 外围, 不重要的部分
• ［英］ n. 外围, 不重要的部分 ( the external boundary or surface)
• ［记］ peri ( 周围) ＋pher ( 带) ＋y -> 带到周围 -> 外围
• ［例］ Bill lives on the periphery of a big city, and he takes a bus downtown every day to work.

Webster Collegiate

noun (plural -eries)

• Etymology: Middle French peripherie, from Late Latin peripheria, from Greek periphereia, from peripherein to carry around, from peri- + pherein to carry — more at bear
• Date: 1571
• 1. the perimeter of a circle or other closed curve; also the perimeter of a polygon
• 2. the external boundary or surface of a body
• 3.
  • a. the outward bounds of something as distinguished from its internal regions or center ; confines
  • b. an area lying beyond the strict limits of a thing

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