ramparts of metals and a moat of hot water -- an impregnable city; a strong, well-guarded city; gold city wall and boiling moat; secure against assault; strongly fortified city
According torecords, for the first time in Zhucheng, dug up the goldhere, sonamedJincheng, there isaviewisbased on the "Jinchengtangchi" thestory, Yuitsstrong.