正规买球app排行十佳平台

随着留学市场的不断发展，越来越多的正规买球app排行十佳平台选择留学。如果你也是想要留学的正规买球app排行十佳平台之一，那么你就需要参加语言考试，其中雅思托福就是最为常见的英语考试，下面中国教育在线外语频道小编就为大家介绍一下雅思作文真题范文参考：户外取水。

According to the figure, the first step of obtaining water outdoors is to find a hole with green plants on its bottom. Next, remove the green plants in the middle and put a container there. Then, cover the hole with a plastic sheet and place two stones on both ends of it to secure its position. A third stone is laid on the middle of the plastic sheet so that the middle part is also the lowest part.

When the sun shines on the green plants in the hole, water evaporates from these plants. The vapor rises up and then cools down to form water drops on the plastic sheet. When there is more and more water, it flows along the sheet to accumulate on the lowest part. Finally, water falls down into the container directly under the middle stone.

Thus, water is collected successfully through evaporation from green plants.

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