There were several attempts and failures with Lunnik [a series of unmanned Soviet moon probes].

在Lunnik(苏联的一系列无人月球探测器)计划中有过数次尝试和失败。

youdao

Although the Soviet Union initially led the space race, the first spacecraft to fly by a planet other than Earth was an American one, and the first man on the moon was also an American.

尽管前苏联抢占了太空竞赛的先机，第一艘绕行星而不是地球飞行的太空船来自美国，第一位登月宇航员也是美国人。

youdao

This Soviet follow-up to the first moon impactor became the first spacecraft to take pictures of the far side of the moon.

这是前苏联继第一艘月球撞击器之后的后续探月航天器，也是第一艘拍摄月球背面的航天器。

youdao

At the time President Kennedy first spoke about landing humans on the moon, the Soviet space program seemed far ahead.

VOA: special.2009.07.08

A Soviet spacecraft was the first to land instruments on the moon.

VOA: special.2009.07.08

Because he was not there to assert his authority, there was not one Soviet attempt to reach the Moon, but several rival schemes to reach the Moon.

BBC: What if the Soviet Union had beaten the US to the Moon?

In 1959, the Soviet Union's Luna-2 became the first spacecraft to land on the Moon.

CNN: Monday,