bunks

The bunks were set up head-to-head.

这些双人床头靠头地放着

These bunks can tip up and fold back into the wall.

这些铺位可以翻起来并折叠收入墙内。

There is no heat for the subfreezing temperatures, and the bunks are planks of plywood attached to metal scaffolding.

他们睡在木板搭的高低铺上，虽然北京的冬夜气温已经在零度以下，但他们的工棚当然不会有暖气。