orbit
n
1
(a) path followed by a planet, star, moon, etc round another body (天體運行的)軌道
the earth's orbit round the sun 地球繞行太陽的軌道.
(b) path of a man-made object, eg a satellite or space-craft, round a planet, star, etc (人造物體如衛星、 航天器等飛行的)軌道
The spacecraft is in orbit (ie moving in orbit) round the moon. 該航天器在繞月球軌道上飛行.
How many satellites have been put into orbit round the earth? 有多少顆人造衛星已送入繞地球軌道?
2 area of power or influence; scope 勢力范圍
Marketing does not come within the orbit of his department. 市場推銷業務不歸他這一部門管. orbit, v [I, Tn]
move in orbit round (sth) 在繞(某物)的軌道上運行; 環繞軌道運行
orbit in space 在太空中沿軌道運行
How many spacecraft have orbited the moon? 有多少航天器繞月球軌道運行?