t was undoubtedly the first time that a weapon so close to modern firearms made its mark on the battlefield.Driven by gunpowder, the bullet shot out of the barrel, propelled by the explosive force of...t it carefully."Your Highness, please have some tea." At this time, Wan Jiaojiao brewed a pot of tea and sent it to Li Chen's hand.Li Chen blew on the tea leaves and took a sip.Then Li Chen looked up...