n.水床
Some say waterbed is bad for your spinal cord. 有人说水床对你的脊髓不好。
It's like the Earth is a giant waterbed. 这就好像地球是一个大的水床。
Do you have a room with a waterbed? 有没有用水褥子床的房间?
Do you have a regular mattress, futon, or waterbed? 你们的床垫是弹簧的、海棉的还是水床的？
He observed that the infants had significantly more quiet sleep on the waterbed. 他观察到婴儿在水床上能明显地睡得更加安详。
