There were no signs marking the international border, no fences, no barbed wire.

这儿是没有任何标记的国际边界，没有围墙，没有铁丝网。

youdao

The refugee camps were first set up in 1984; there are now nine of them, settlements of bamboo-built houses behind barbed wire spread out not far from the border town of Mae Sot.

难民营于1984年首次建立；现在共有9个这样的难民营，定居点里是建立在有倒钩的铁丝网后面的竹子建成的房屋，蔓延在距离边境小镇美索镇不远的地方。

youdao

In those early cold war days, the 800-mile border between East and West Germany was lightly guarded and delineated by a few strands of barbed wire, and thousands fled to the West.

在冷战时代的早期，东西德之间长达800英里的边界并不戒备森严，只有一些带刺的铁丝网，因而成千上万的东德人逃到了西方。

youdao

That has only shifted the problem most obviously to the unprotected deserts of Arizona and New Mexico, where nothing more than a couple of strands of barbed wire marks the border for hundreds of miles.

ECONOMIST: Mexico's northern border

"All the Easties finally wanted to see what this forbidden land had to offer, " Formanek said, explaining the tsunami of people who flooded to the wall, for years a grim strip of watchtowers, barbed wire and menacing East German border guards with shoot-to-kill orders.

CNN: Remembering the night the Berlin Wall fell

Officials say the military's present deployment on the plateau is its most robust since 1973, and its most obvious manifestation is the brand new border fence, 6 meters (20 feet) tall, topped with barbed wire and bristling with sophisticated anti-infiltration devices.

NPR: Israel Fears End To 40-Year Peace On Syrian Front