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青少儿英语指南    2019-03-05 12:09:08



英音 [ˈsɜ:kl] 美音 [ˈsɜrkl]


n. 圆;圆状物;一圈;圈子;

vt. 圈出,包围;绕…运转;

vi. 环绕,盘旋;


  1. ellipse in which the two axes are of equal length; a plane curve generated by one point moving at a constant distance from a fixed point;

    "he calculated the circumference of the circle"

  2. an unofficial association of people or groups;

    "the smart set goes there"
    "they were an angry lot"

  3. something approximating the shape of a circle;

    "the chairs were arranged in a circle"

  4. movement once around a course;

    "he drove an extra lap just for insurance"

  5. a road junction at which traffic streams circularly around a central island;

    "the accident blocked all traffic at the rotary"

  6. street names for flunitrazepan

  7. a curved section or tier of seats in a hall or theater or opera house; usually the first tier above the orchestra;

    "they had excellent seats in the dress circle"

  8. any circular or rotating mechanism;

    "the machine punched out metal circles"

  1. travel around something;

    "circle the globe"

  2. move in circles

  3. form a circle around;

    "encircle the errors"

circlet n. 小圈,环形饰物;琐环;
encircle vt. 包围;围绕;
semicircle n. 半圆形,半圆形的周长,半圆形的东西;

focusing circle 聚焦圈;
full circle 绕圈子地;全循环;
Antarctic circle 南极圈;
failure circle 破坏弧;
transit circle 子午仪;
eccentric circle 偏心圆;
minute circle 分刻度环;
secant circle 正割圆;
escribed circle 旁切圆;
friction circle 摩擦圆;
approximate circle 近似圆;
generalized circle circle criterion [计] 广义圆判据;
eccentric circle 偏心圆;
Pagenstecher's circle [医]Pagenstecher环:将可移动的腹部肿瘤在其整个移动范围内推移,在腹壁上联结标明肿瘤所占位置的各点所形成的环。此环中心即指示肿瘤附着点;
circle diagram 圆图;
economic circle 经济圈;
migration circle 迁移范围;
midpoint circle 中点圆;
zone circle 带圈;
orthotomic circle 三圆的直交圆;
vegetation circle 植物圈;
topological circle 拓扑圆;