Fifth, as our eyes are tired we need to go out to see the grass, trees and anything else green.

第五，当我们的眼睛累了我们需要出去看看草啊，树啊，还有其他绿色的东西。

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Whenever we are free, we can do a set of eyesight-protection exercises so that our tired eyes can be restored quickly.

每当我们是免费的，我们可以做的视力保护演习，使我们的眼睛疲劳，可以迅速恢复。

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