displaced mass

例句：

1. 1. The earthquake caused a significant displacement of the buildings.
   地震导致建筑物发生了显著的位移。
2. 2. The displacement of the atoms in the material is what gives it strength.
   原子在材料中的位移是赋予其强度的原因。
3. 3. The displacement of the water molecules due to temperature changes can be observed in the melting process.
   由于温度变化导致的水分子位移可以在熔化过程中观察到。