n. 分数；等级（grade的复数形式）

n a body of students who are taught together

n a relative position or degree of value in a graded group

n the gradient of a slope or road or other surface

n one-hundredth of a right angle

n a degree of ablaut

n a number or letter indicating quality (especially of a student's performance)

n the height of the ground on which something stands

n a position on a scale of intensity or amount or quality

n a variety of cattle produced by crossbreeding with a superior breed

v assign a rank or rating to

v level to the right gradient

v assign a grade or rank to, according to one's evaluation

v determine the grade of or assign a grade to