什么是颜色分阶？
In this course you will learn some of the secrets of color grading.
在本课程中，您将学习一些颜色分级的秘密。
In Chinese date grading, the color is a most appearance-quality index to consider.
红枣的颜色是红枣分选分级的重要外在品质指标之一。
In Chinese date grading, the color is a most appearance-quality index to consider.
红枣的颜色是红枣分选分级的重要外在品质指标之一。
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