compressibility coefficient

例句：

1. 1.The gas is highly compressible, meaning it can be easily compressed.
   这种气体非常可压缩，意味着它很容易压缩。
2. 2.The compressibility of the material depends on its density and temperature.
   材料的压缩性取决于其密度和温度。
3. 3.The compressibility coefficient is a measure of how much a gas changes in volume when it is compressed.
   压缩系数是衡量气体在压缩时体积变化的度量。