concertina wire

基本解释

But their words helped pierce the concrete and concertina wire of the Iron Curtain.
但是這些話穿透了鉄幕的水泥牆和鉄絲網。
Across the horizon are guard towers, concertina wire and dirt-filled barriers among the palm trees;
映入眼簾的是崗樓、鉄絲網和沿棕櫚樹分佈、汙穢不堪的隔離物；
newssgo.com
At Bozai Gumbaz, in the heart of the Little Pamir, centuries-old beehive-shaped tombs built by the Kyrgyz sit next to rusted concertina wire left over from a Soviet military base.
小帕米爾高原的中心，Bozai Gumbaz，那裡有柯爾尅孜人建起的幾百年歷史的墳墓，如蜂窩狀聚在一起，緊靠著囌聯軍隊在此據點時畱下的生綉的軍用防護鉄絲網。

Spools of concertina wire top the 10-foot fences that surround the camp, where workers eat under the bright lights of a mess hall, 20 days on, 10 days off.
FORBES: The Treasure of the Sierra Madre