驻极体

例句：

1. 1. The device is designed to detect the presence of a specific type of particle in the air.
   该设备旨在检测空气中特定类型粒子的存在。
2. 2. The researcher found that the ionization process was responsible for the change in the material's properties.
   研究者发现，离子化过程是改变材料属性的原因。
3. 3. The physicist used a special device to measure the electric field around the particle.
   物理学家使用一种特殊装置来测量粒子周围的电场。