They're built to be the size of buses, and they take years to develop and build, and then years to launch and operate, and they can be quite expensive. Prior to Starlink, most of these geo-constellations would tap into modified sat phones. So you probably had seen them, big bulky phones that were specifically geared towards tapping into the satellites that were thousands of miles away.
它們的大小與公共汽車相當,開發和建造需要數年時間,發射和運行也需要數年時間,而且可能相當昂貴。在 "星鏈 "之前,這些地球同步衛星大多使用改裝過的衛星電話。所以你可能見過它們,笨重的大手機專門用來接入千里之外的衛星。