4G 任务将于2019年在美国卡纳维拉尔角启动，搭载的是 SpaceX 猎鹰9号火箭。
The 4G mission is set to launch from Cape Canaveral in the United States on a SpaceX Falcon 9 rocket in 2019.
4G 任务将于2019年从美国卡纳维拉尔角发射，搭载的是 space X 猎鹰9号火箭。
The 4G mission is set to launch from Cape Canaveral in the United States on a space X Falcon 9 rocket in 2019.
任务控制在起飞293秒后摧毁了火箭。
Mission Control destroyed the rocket 293 seconds after liftoff.
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