n.

1. （天体等的）运行轨道[C][U]
   The satellite was launched into orbit around the moon.

   卫星被发射进入绕月球运行的轨道。

2. 势力范围；活动范围；知识范围[C][U]
   They knew each other by sight, but their orbits did not touch.

   他们见面认识，但各自的生活圈子互不搭界。

3. 眼窝；眼眶；眼睛；眼球[C]

vt.

1. 环绕（天体等）的轨道运行
   The earth orbits the sun.

   地球绕着太阳运行。

2. 使进入轨道
   The space shuttle will orbit a weather satellite.

   航天飞机将把一个气象卫星送入运行轨道。

vi.

1. 绕轨道运行；盘旋飞行
   The plane is orbiting over the field, waiting for the signal to land.

   飞机在绕机场盘旋，等待降落的信号。

2. 把人造设备射入轨道

n.

1. the regularly repeated elliptical course of a celestial object or spacecraft about a star or planet.
   ▸the path of an electron round an atomic nucleus.
2. a field of activity or influence:
   they brought many friends within the orbit of our lives.
3. Anatomy  the eye socket.

v.