航天科技正在快速发展。
hángtiān kējì zhèngzài kuàisù fāzhǎn 。
Aerospace technology is developing rapidly.
中国的航天计划在国际上备受关注。
zhōngguó de hángtiān jìhuá zài guójì shàng bèishòu guānzhù 。
China's space program has received a lot of international attention.
许多国家都在投资航天项目。
xǔduō guójiā dūzài tóuzī hángtiān xiàngmù 。
Many countries are investing in aerospace projects.