Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/0749c0ed37dd44accc6b1e91a860deea.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 stationary orbit英英字典_stationary orbit剑桥英语解释_stationary orbit柯林斯英文解释_食材鋪反向词典
1. N an orbit lying in, or approximately in, the plane of the equator for which the orbital period is equal to the spin period of the central body 定常軌道[astronautics]