gradations是什么意思？

gradations

• n. （从一事物到另一事物的）渐变( gradation的名词复数 )，（事物划分的）阶段，等级，刻度；

例句

• There are many gradations between good and bad. 在好与坏之间还有许多不同的层次.
• the gradations on a thermometer 温度计上的刻度
• But TV images require subtle gradations of light and shade. 但是，电视影像要求有十分细微的光影变化。

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  逐渐的变化；渐变
  Gradations are small differences or changes in things.
  例句
  But TV images require subtle gradations of light and shade. 但是，电视影像要求有十分细微的光影变化。