求翻译：这将使中国成为继美国、俄罗斯之后第三个掌握空间交会对接技术的国家。可以在地球轨道上长期滞留工作的空间站，对于探索宇宙奥秘、造福人类有着重要意义。是什么意思？

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This will enable China to become the first 3 after the United States and Russia will dock in the mastery of space technology. You can work long-term stay in Earth orbit space station, and the exploration of the universe for mystery, for the benefit of humankind is of great significance.

After this will cause China will become continues US, Russia the third grasping space junction to be able to dock the technical country.May on the earth's orbit the long-term detention work space station, regarding the exploration universe mystery, benefits the humanity to have the vital significanc

This will enable China became the United States, and Russia third after mastering space Rendezvous technology country. Long stay on the space station in Earth orbit, explore the mysteries of the universe, the benefit of mankind is of great significance.

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