试题难度的英文
“试题难度”对应的英文单词有：item difficulty ，一共1个，具体意思及用法如下：
item difficulty试题难度
与试题难度相关的短语
试题难度系数Question Difficulty Coefficient
试题难度指数item difficulty index
“试题难度”对应的英文单词有：item difficulty ，一共1个，具体意思及用法如下：
item difficulty试题难度
试题难度系数Question Difficulty Coefficient
试题难度指数item difficulty index