anhydrate

例句：

1. 1. The anhydrous form of the compound is stable at room temperature.
   这种化合物的无水形式在室温下是稳定的。
2. 2. The anhydride forms a white solid when heated with water.
   当与水加热时，该酸酐形成白色固体。
3. 3. The anhydrous salt was found to be more soluble in water than its hydrated counterpart.
   无水盐比其水合物更易溶于水。