residual disease

• 病变残存

residual disease的用法和样例：

例句

1. Even on an erased hard drive there are residual artifacts.
   即便是删除过的硬碟，里面总还有残存的痕迹。
2. In highly urbanized areas, almost all the rainfall is lost, scouring the residual streams.
   在高度城市化的地区，几乎所有的降雨都流失了，冲刷着残存的溪流。