The solar still works by creating a greenhouse under the plastic.

太阳能仍然通过在塑料下创建一个温室来工作。

32. What do we know about the solar still equipment from the first paragraph?

32. 从第一段我们对太阳能蒸馏设备了解多少？

34. What is the last step of constructing a working solar still?

34. 建造工作太阳能蒸馏器的最后一步是什么？

35. When a solar still works, drops of water come into the cup from .

35. 当太阳能仍然工作时，水滴从 进入杯子。

A build-it-yourself solar still is one of the best ways to obtain drinking water in areas where the liquid is not readily available.

在液体不易获得的地区， 自制太阳能蒸馏器是获取饮用水的最佳方式之一。