crenelations उदाहरण वाक्य

:* " Due to wood's rapid decay over time, what remains of Han wooden architecture are scattered ceramic roof tiles, yet non-wooden buildings made of brick, stone, and rammed earth still stand, such as pillar-gates, tomb chambers, city walls, beacon towers, Han-era sections of the Great Wall, and fortified castles in Gansu with towers and crenelations ."