pyrogallate

例句：

1. 1.The pyrogallate crystals were found in the laboratory.
   实验室里发现了无色晶体。
2. 2. Pyrogallate is a common ingredient in toothpaste.
   牙膏中常见的成分是焦磷酸钠。
3. 3.The pyrogallate crystals were used to make glass.
   焦磷酸钠被用来制作玻璃。