宇航员在进入太空之前,要进行几百个小时的训练的翻译：Before the astronauts into space, to hundreds of hours of training 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Astronauts into space before, hundreds of hours of training

Before the astronauts into space, to hundreds of hours of training

The astronaut in enters in front of the outer space, must carry on for several hundred hours the trainings

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Before the astronauts into space, to hundreds of hours of training