| 释义 |
grad·er AHD[grāʹdər] D.J.[ˈgreɪdə]K.K.[ˈgredɚ]n.（名词）- One that grades, especially:特指分类者：
- One who grades students' work.阅卷评分者：给学生作业判分的人
- A piece of heavy equipment used to level or smooth road or other surfaces to the desired gradient.压路机：用来平整道路或其它表面以达到预期的坡度的一种重型设备
- A student in a specified class in an elementary or high school. Often used in combination:…年级学生：小学或高中某个班级的学生，常用于复合词：tenth graders.十年级学生
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