polished glass

• 磨光玻璃

polished glass的用法和样例：

例句

1. It is advisable to fit all the ground glass joints with polytetrafluroethylene sleeves to prevent their sticking together.
   最好把所有的磨光玻璃接头都装上聚四氟乙稀套管，以防止它们粘在一起。