It was designed to be tested in low Earth orbit so scientists could see various techniques for separation, rendezvous, and dock with the command and service module.

它被设计为在低地球轨道进行测试，以便科学家可以看到分离，聚集各种技术，并与指挥和服务舱对接。

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One hundred hours and 12 minutes into the mission, the command/service module Columbia releases the lunar module Eagle for its descent to the Sea of Tranquility.

登月任务进行100小时12分钟后，指挥/服务舱哥伦比亚号（Columbia）释放登月舱鹰号（Eagle），让它下降到月面的静海区域（Sea of Tranquility）。

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The weight of the lunar module, on top of the command and service module, was the main reason why the Saturn V rockets that shot Apollo astronauts into space needed to be the tallest, heaviest and most powerful ever flown, a record they still hold.

ECONOMIST: Space lifts