apollo lunar program

基本解释

1971 - Apollo program: Apollo 15 astronauts become the first to ride in a lunar rover.
1971年的今天，阿波罗计划：阿波罗15号的宇航员成为首个驾驶登月飞行器的人。
On December 11th, 1972, Apollo 17 touched down on the sixth andfinal lunar landing mission of the Apollo program.
1972年12月11日，阿波罗17号作为“阿波罗计划”中第六个、也是最后一个登月任务在月球表面着陆。
During the Apollo program, astronauts left four seismographs on the lunar surface. The instuments returned their last data to Earth in 1977, five years after the Apollo program ended.
在阿波罗计划中，宇航员在月在在月球表面上留下了四个地震仪。于1977年，这些仪器把最后的数据送回到地球，五年后，阿波罗计划就结束了。

For example, instead of the lunar rendezvous method that NASA chose for the Apollo program, the player can opt for Earth-orbit rendezvous or even direct-ascent where a single giant spacecraft lifts off from Earth and lands on the Moon.
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Northrop Grumman built the very first manned lunar landers back in the 1960s (when the company was called Grumman) for NASA's Apollo program.
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