2. Venus circles the sun in an almost perfectly round orbit. 金星几乎以正圆形的轨道围绕太阳运行。
3. This motion of an object in an orbit about a center as called revolution. 象这种一个物体环绕某个中心所作的轨道运动叫做公转。
英英解释
n.
1. the (usually elliptical) path described by one celestial body in its revolution about another
2. a particular environment or walk of life
3. an area in which something acts or operates or has power or control:
4. the path of an electron around the nucleus of an atom
5. the bony cavity in the skull containing the eyeball v.
1. move in an orbit