It was the fifth human spaceflight of Project Apollo and the third human voyage to the Moon.

这是第五次阿波罗载人航天计划，也是第三人类的探月旅行。

youdao

Should the proposed project meet with complete success, the stage would then be set for the sixth objective, which might supplant much of Project Apollo.

如果前面的计划能够全部成功，下一步计划就是实现可能会取代阿波罗计划中很多内容的第六个目标。

youdao

Project Apollo was a series of human spaceflight missions undertaken by the United States of America using the Apollo spacecraft and Saturn launch vehicle, conducted during the years 1961-1972.

“阿波罗登月计划”是美国在1961 - 1972年实施的一系列通过阿波罗宇宙飞船及土星运载火箭实现的登月任务。

youdao

Project Apollo would land men on the moon.

VOA: special.2009.07.01

The original Apollo project was mainly a race to prove the superiority of American capitalism over Soviet communism.

ECONOMIST: The Americans may still go to the moon before the Chinese

And it takes that Apollo project.

FORBES: Mitt Romney's Environmental Record

And I have often said that the creation of such an economy is going to require nothing less than the sustained effort of an entire nation -- an all-hands-on-deck approach similar to the mobilization that preceded World War II or the Apollo Project.

WHITEHOUSE: President Obama Explains the Smart Grid and Economic Recovery | The White House