piezotropy

例句：

1. 1.This material exhibits piezotropy when subjected to pressure.
   当这种材料受到压力时，会表现出压电效应。
2. 2.The scientist discovered a new way to manipulate the piezotropy of materials.
   这位科学家发现了一种新方法来操纵材料的压电效应。
3. 3. Piezotropy is a fascinating phenomenon that occurs when an electrical field changes the shape of a material.
   压电效应是一种有趣的现象，当电场改变材料的形状时会发生。