相關(guān)單詞近義詞 barrier 柵欄, fortification 防禦工事（尤指堡壘、要塞..., obstruction 障礙, blockade 【C】封鎖, bar 酒吧, block 街區(qū), cordon 警戒線, secure 安全的, obstruct 阻隔, fortify 加強, lock up 上鎖, defense 防衛(wèi), dike 堤垻, wall 牆壁, enclosure 附件, barricado 路障, stop 停止, block off 封鎖, block up 堵塞, roadblock 路障臨近詞barrier, barren, barricade shield, barricade lantern, barricade situation, Barricade environment, Barricades were erected to keep 返回 barricader