orbit

orbit
noun
  1. the regularly repeated elliptical course of a celestial object or spacecraft about a star or planet
    轨道
    ■one complete circuit round an orbited body
    (一圈)轨道
    ■[mass noun]the state of being on or moving in such a course
    绕轨道运行
    the earth is in orbit around the sun.
    地球在围绕太阳运行。
    ■the path of an electron round an atomic nucleus
    电子绕原子核运行的轨道
  2. a sphere of activity, interest, or application
    (活动、兴趣或应用的)范围
    audiences drawn largely from outside the Party orbit.
    主要来自党外的听众。
  3. (Anatomy)the cavity in the skull of a vertebrate that contains the eye; the eye socket
    (剖)眼眶,眼窝
    ■the area around the eye of a bird or other animal
    (鸟兽的)眼睑;眼眶
(orbited, orbiting)
  1. [with obj.](of a celestial object or spacecraft) move in orbit round (a star or planet)
    (天体,飞船)环绕(星球)运行
    Mercury orbits the Sun.
    水星环绕太阳运行。
    ■[no obj.]fly or move round in a circle
    盘旋,圆圈飞行
    the mobile's disks spun and orbited slowly.
    活动雕塑上的圆盘慢慢地,旋转着绕着圈子。
    ■put (a satellite) into orbit
    使(卫星)进入轨道
常用词组
into orbit
  1. (informal)into a state of heightened performance, activity, anger, or excitement
    (非正式)进入表演(或行动的)最佳状态;勃然大怒;万分激动
    his goal sent the fans into orbit.
    他的进球使球迷们极度兴奋。
语源
  1. mid 16th cent. (in sense 3): from Latin orbita 'course, track' (in medieval Latin 'eye socket'), feminine of orbitus 'circular', from orbis 'ring'
英语宝典
考试词汇表