| 释义 |
orbital/ˈɔ:bɪtl ||; ˈɔrbɪtḷ/adj1. (used about a road) built around the outside of a city or town to reduce the amount of traffic travelling through the centre （指道路）环城的，环形的 2. connected with the orbit of a planet or another object in space 与行星或太空物体的轨道有关的 orbital noun [c] [usu.sing] |