grades
英
[ɡ'reɪdz]
美
[ɡ'reɪdz]
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n.
（评分）等级；技巧水平；阶段（名词grade的复数形式）
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v.
分级；评分；渐次变化（grade的第三人称单数形式）
名词 grade:
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a body of students who are taught together
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a relative position or degree of value in a graded group
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the gradient of a slope or road or other surface
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one-hundredth of a right angle
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a degree of ablaut
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a number or letter indicating quality (especially of a student's performance)
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the height of the ground on which something stands
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a position on a scale of intensity or amount or quality
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a variety of cattle produced by crossbreeding with a superior breed
动词 grade:
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assign a rank or rating to
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level to the right gradient
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assign a grade or rank to, according to one's evaluation
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determine the grade of or assign a grade to
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