Yang Cheng looked at Cheng Jiayu and asked, "Second princess, please speak." ”

Cheng Jiayu said: "I'm worried that there are enemy spies, and after they get the repeating crossbow, they will flee, and then hand over the repeating crossbow to the enemy. ”

"In this way, the enemy will also master the technology of making repeating crossbows, and possess this almost invincible weapon of war. ......

Chapter 302 of "The Mandate of Heaven" Okay It's in the middle of the hand, please wait a while,

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