circumscribe

vt

• ① 画界限,标出周围[界限]

• ② 限制(活动等)<within, in>(★常用被动式)
  • The patient's life has been severely [extremely] circumscribed.那名病人的生活受到严重的[极端的]限制。
  • Regulations circumscribed his activities within narrow bounds.那些规定把他的活动限制在狭窄的范围内。

• ③ 【几何】画(某一图形的)外置圆等(←→inscribe);使(圆等)成为…的外置图形(★常以过去分词当形容词用)
  • a circumscribed circle外置圆