Wehrwolf, a 34-hour train ride from Berlin, boasted log cabins, each with its own concrete bunker.

“狼人”，距离柏林34个小时的火车路程，是一群原木小屋，每个屋子地下都建有混凝土堡垒。

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In the far west of Beijing, in a neighborhood called Apple Orchard, there is a small concrete bunker with a green sign at its mouth that says, "Air-Defense Basement."

在北京西部远郊，一个叫苹果园的地方，有一个小小的混凝土地堡。 在它的入口处，有一块绿色牌子，上面写道：“人防地下室”。

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With a stronger steel casing and backup shock-resistant triggering mechanisms, the Perseus can smash through several metres of reinforced concrete and detonate only after it has gone into a bunker.

珀尔修斯拥有更坚固的钢铁外壳和备用的抗震性触发系统，能击穿数米厚的钢筋混凝土，并在进入掩体之后才引爆。

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In a concrete bunker on a mothballed Air Force base in Plattsburgh, N.

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In its past, the fort was altered to suit its occupants' needs, with the German occupying forces adding a sizeable concrete bunker to it in the 1940s.

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The FBI wanted to prevent the Davidians from taking refuge in a concrete bunker, but a cold round fired shortly after 6 a.m. bounced off the roof.

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