It is of great importance to go from dark to light.

一个非常重要的意义：从黑暗到光明。

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Education will lead you from dark to light, which is what I am doing here.

教育是将你从黑暗带向光明。那就是我在这里干的事。

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The results showed that the color of glaze is changed from dark to light and the hardness is increased with the accession quantity of Huxian wheat-meal-stone.

结果显示，釉面颜色随着麦饭石添加量的增加釉面铜红色由浓变淡，釉面硬度随麦饭石添量的增加逐步升高。

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The eyes adapt quickly when going to the light emerging from a tunnel into the sun, say but going to the dark "requires the regeneration of photo pigments, and that takes some time to reach full dark-adaptation, " says Dr. Sheedy.

WSJ: Burning Question: Does Reading in Dim Light Hurt Your Eyes?