twin sleepers

例句：

1. 1.The twin sleepers were both asleep when I arrived.
   我到达时，双胞胎们都睡着了。
2. 2.They have twin sleepers in their house.
   他们家有双胞胎。
3. 3. The twin sleepers are the only ones left in the room.
   房间里只剩下这两个双胞胎了。