crenellation中文什么意思

n.
筑雉堞；开枪眼(工作)；圆齿状突出。

英文释义

名词

1. the action of constructing ramparts with gaps for firing guns or arrows
   同义词：crenelation
2. a rampart built around the top of a castle with regular gaps for firing arrows or guns
   同义词：battlement, crenelation