hygroscopic setting expansion

例句：

1. 1.The material is known for its hygroscopic properties.
   这种材料以其亲水性特性而闻名。
2. 2. The soil is very hygroscopic, which can cause moisture to be absorbed quickly.
   土壤非常亲水性，这会导致水分迅速被吸收。
3. 3.Hygroscopic materials are often used in humidifiers and dehumidifiers.
   亲水性材料常用于加湿器和除湿器中。