verb 下载 🔗分享 重新挖沟,深挖沟渠。 To dig or redig a trench where one already exists. Examples : "The soldiers were retrenching their defensive positions, deepening the existing trenches to better protect themselves from enemy fire. " 士兵们正在重新挖沟加固他们的防御阵地,他们深挖现有的战壕,以更好地保护自己免受敌人的炮火袭击。 building architecture military 与AI对话词汇游戏阅读练习