We launch a satellite into orbit and use it to bounce messages from continent to continent 我们发射一枚人造卫星,它便帮助我们将讯息传遍世界各地。
Project vanguard : a launchpad explosion thwarts the first united states attempt to launch a satellite 1957年,先驱计划:一次发射架爆炸事件使美国第一次试图发射卫星的计划受阻。
This year it plans to launch a satellite that will orbit the moon as part of preparations for an eventual lunar landing ( after 2020 , officials say ) by a chinese citizen 今年它计划发射一颗绕地卫星,作为未来中国人登月(官方称将在2020年后)的准备工作之一。
This year it plans to launch a satellite that will orbit the moon as part of preparations for an eventual lunar landing ( after 2020 , officials say ) by a chinese citizen 今年,中国计划发射一枚绕月人造卫星,为其最终的登月计划(官方称将是在2020年之后)做准备。