open orbit meaning in Chinese
非闭合轨道
开轨道
Examples
- A comet with an open orbit will only visit the sun once . however , a comet with a closed orbit actually it is elliptical will visit the sun again and again
以开放式轨道绕日运行的彗星只会经过太阳一次，但封闭式轨道彗星即椭圆形轨道则可造访太阳多次。