The camp is surrounded by razor-wire fences and guarded by military police.
该营地周围架着尖刀似的铁丝网，并有宪兵守护。
《柯林斯英汉双解大词典》
2
In those first days, we didn't fortify the place; no razorwire or blast walls, no watchtowers or machine guns mounted on the roof.
在最初的几天，我们没有丝毫的防御设施：没有铁丝网，没有爆破墙，没有看守塔，屋顶也没有安机关枪。
3
If you look past the razorwire decorating every gate and fence around every house or apartment, the better parts of Johannesburg might remind you of Santa Monica, Calif.