combined water的用法和樣例：
例句
- Diglycerol has a lower hydroxyl number than glycerol, which imparts a lower water binding ability upon the product.
雙甘油分子的羥基密集度要比甘油低，這相對降低了結合水的能力。 - Additional contributions to catalysis can come from bound water molecules, metal ions, or other factors.
其它促成催化的因素來自結合水分子，金屬離子或其它因子。
