英 [bʌŋk bed] 美 [bʌŋk bed]
双层床：通常将两张单人床放置在一起，一张床位于另一张床的上方的一种床铺。
bunk bed //
可数名词 Bunk beds are two beds that are attached to each other, one above the other, in a frame. 双层床
beds built one above the other
同义词： bunk
双层床
半价 卖9成新的双层床 (Bunk Bed)：等您坐沙发呢！
上下铺(bunk bed)：又名 碌架床，上下两层的床，为了节约居住空间而设计的。常见于宿舍，火车或轮船上和小型住宅。
健健尤其喜欢那个有bunk bed（上下床）房间，四个男孩子就睡在那个房间。健健时不时的去属于自己的右边的下铺睡一下，人生第一回睡bunk bed。
From under the duvet of a bunk bed, a bleary head popped up.
在一张双层床铺位上，羽绒被下冒出一颗睡眼朦胧的头来。
His two room mates share a bunk bed.
他的两位室友公用一张双层床。
Creative bunk bed designed to look like a cute elephant.
设计成看着像只可爱大象的创意双层床。
Max knew that a bunk bed was the perfect structure to use when building an indoor fort.
One naked and bound inmate is hanging upside down from the top of an iron bunk bed.
Jakes died Tuesday after falling from his bunk bed aboard the USS Kitty Hawk on November 29.