hydroscopic

例句：

1. 1.The material is hydroscopic and can absorb water easily.
   这种材料亲水性，能很容易地吸收水分。
2. 2. The molecule is hydroscopic and can interact with water molecules.
   这个分子是亲水性的，可以与水分子相互作用。
3. 3.Hydrophobic materials are hydroscopic and do not mix well with water.
   疏水性材料是亲水性的，与水混合得不好。