What does it mean to sell a weapon and a city in The Legend of the Three Kingdoms and Heroes 7?

The role of the bugle is to enable a military commander to lead the arms of the bugle \ x0d \ x0d \ and the bugle is not available in every city. Tengu sells military symbols in the city: Saga \ x0d \ x0d \ Witch sells military symbols in the city: Izumo \ x0d \ x0d \ Dragon Gun Guardian. Iron chariots (special ability: collision) Weapons selling cities: Longyou, Jieting, Tianshui, Wu Chao \x0d\○ Wooden Hammer Soldiers-> Hammer soldier (special ability: earthquake place) sells urban military symbols: Xiangping, Bian Xia, Chang 'an, Xiapi \ x0d \ \ Hammer soldier-> Steel ball soldiers (special ability: giant slalom) sell military symbols. Cities: Sailors in Xiliang and Tianshui-> Scaling sailors (special ability: water warfare) sell city military symbols: Jiangxia, Xiangtan, Zhang Yu, Jianye, Guilin \x0d\● Dancers-> Dancer-> Star official (special ability: charm) Cities selling weapons and symbols: Xianyang, Jinyang, Jiangzhou, Lean, Xuzhou, Huiji \x0d\● Spearmers-> Heavy halberd soldier (special ability: sweeping)-> God Gun Guard (special ability: piercing) sells military symbols. City: Crimson \x0d\● Swordsman-> Sword guard (special ability: sword awn)-> Excalibur Guardian (special ability: piercing) sells military symbols: Anding, Chengdu, Eighth Army, Bai Di, Chang 'an, Luoyang, Huai 'an, Nanhai \x0d\● Archers-> Heavy archers->; Elite Wing Gong Bing sells military symbols in Yanmen, Xuyi, Jianye, Jianning and other cities.