The word "grader" as a noun can refer to a machine that sorts or grades things, or it can refer to a student in a particular grade level in the US school system.
这个单词“grader”作为名词，可以指进行分类或分级的机器，也可以指（在美国中小学教育体系中的）某个年级的学生。
| 单词 | grader |
|---|---|
| 发音 | ['greɪdə] |
| 释义 | n. 分类机；分级机；（美）（中小学的）…年级学生 |
| 词序 | 7272 |
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