C212 Broken Chu Night

Long Tianyu's simple introduction of the wooden ladder, the basket, and the hot air balloon surprised all the generals present. They were all dumbstruck.

With Zhang Zi Fang's experience, Yu Wan'er's profound arts and techniques were all moved by Long Tianyu's few new words, and her curiosity rose, especially Wan'er, who since a young age had been studying astronomical geography