dedendum

例句：

1. 1. The team decided to leave the equipment behind as a dedendum.
   团队决定留下设备作为残余物。
2. 2.The scientist found a dedendum of evidence in the laboratory.
   科学家在实验室发现了一些证据的残余物。
3. 3.The old building was left with only a dedendum of walls and foundations.
   这座旧建筑只剩下一些墙壁和地基的残余物。