bedding slip

例句：

1. 1. The old bed wasso worn out that it had a bedding slip.
   那把旧床磨损得太厉害了，出现了床单滑脱。
2. 2. She carefullyplaced the bedding slip on the floor.
   她小心翼翼地把床单滑脱放在地板上。
3. 3. Thebaby was sleeping soundly, but suddenlyhe started to have a bedding slip.
   宝宝睡得正香，但突然开始有床单滑脱。