He'd never seen anything like it before!

"That's right, ballista! This ballista is the gunpowder you developed and forged after being improved by Great Qin, and once ignited, it can instantly launch a stone ball! It's powerful! ”

Zhang Liang explained.

Hearing this, Qin Fan was stunned, he didn't expect Da Qin's imitation technique to be so strong, passing an ordinary ......

"People in Daqin: Beginning to Power the Country with Science and Technology" Chapter 91 The ballista is so strong It is in the middle of the hand, please wait for a while,

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