(iv) Matters relating to the definition and delimitation of outer space and the character and utilization of the geostationary orbit, including consideration of ways and means to ensure the rational and equitable use of the geostationary orbit without prejudice to the role of the International Telecommunication Union;
㈣ 有关外层空间的定义和定界以及地球静止轨道的性质和利用的事项，包括审议在不妨碍国际电信联盟职能的情况下确保合理和公平使用地球静止轨道的方式和方法；