full subsidence

例句：

1. 1.The earthquake caused a full subsidence in the ground.
   地震导致地面完全沉降。
2. 2.The river has been rising due to the full subsidence of the land.
   由于土地的完全沉降，河流一直在上涨。
3. 3.The scientists are studying the full subsidence of the glacier.
   科学家们正在研究冰川的完全沉降。