circumvallation
.sә:kәmvә'leiʃәn
基本解释
n. 围以城墙
英文释义
n. The act of surrounding with a wall or rampart.
n. A line of field works made around a besieged place
and the besieging army, to protect the camp of the besiegers against
the attack of an enemy from without.
上一个单词：circumvallating
下一个单词：circumvascular