自从美索不达米亚和埃及时代以来，玻璃就已经被制造出来了，它只不过是沙子、苏打灰和石灰的混合物。

Glass, which has been made since the time of the Mesopotamians and Egyptians, is little more than a mixture of sand, soda ash and lime.

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这些售货机提供汽水：1戈比（苏联小铜板）可以买到一杯苏打水，而3戈比就可以加上糖浆，这些汽水都是用玻璃杯装的。

The machines dispensed carbonated tap water: one kopeck for a glass of plain, three if you took it with a shot of syrup, all served in communal glasses.

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重要的是要了解和苏打石灰之间的硼硅酸盐玻璃的区别。

It is important to understand the difference between borosilicate and soda lime glass.

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