The story of Chang 'e reflects the people's dream of flying in China. Phrase: Reflect something. Reflection? erupt
The gunpowder exploded and he was killed. ? Phrase: passive voice (exposed/killed) be+ past participle?
For centuries, China people's dream of flying in space only existed in stories and legends. This sentence: being told is being told; Tell (see translation for specific context) for centuries.
This successful flight has realized China's century-old dream, making China the third country in the world to launch a manned spaceship. Phrase: Be aware of something. Realize (one's dream)? Be cherished by ... be valued and cherished by ... ...
Shenzhou 5 flew 600,000 kilometers during the voyage. In flight, in flight