grade

等级, 年级, 阶段, 成绩, 程度, 坡度, 斜坡

a relative position or degree of value in a graded group; the gradient of a slope or road or other surface; a degree of ablaut; the height of the ground on which something stands

分等, 分级, 评分

属于某等级, 逐渐变化

成绩