vallation

n. 壁垒, 堑壕, 筑垒术

词形变化

vallations 复数 vallations

释义与例句

n.
  1. 1.

    A rampart or entrenchment.

    古体

词源

From Latin vallatio, from vallare (“to surround with a rampart”), from vallum (“rampart”). See wall.

来源：wiktionary