at grade

基本解释

In Rochester, just 25 percent of all students were at grade level in reading, compared with 56 percent last year.
在罗切斯特区，与去年56%的过关率相比，今年在阅读方面达到年级平均水平的只有25%。
This year, 61 percent of state students were deemed passing, or at grade level, in math, compared with 86 percent last year.
在数学考试中，相比于去年86%的通过率，今年州内有61%的学生被视作通过考试（或是等级水平测验）。
Middle School Matters incorporates key benchmarks, such as the ability to read for learning, write to communicate and perform complex math equations at grade level.
初中紧要项目包含着一些关键指标，比如阅读和搜集信息能力，写作交流能力和计算相应年级复杂方程式的能力等等。

She says she had trouble with seventh grade algebra. "I think the teachers are good, but they can't go at a pace that's perfect for everyone."
My name is Maria D'Itria, and I teach 5th grade class at the Harvard Kent School in Boston.
我叫玛利亚。狄翠娅,我在波士顿的哈佛肯特学校教授五年级课程。
麻省理工公开课 - 媒体、教育、市场课程节选
Let me quickly mention there's a fairly typical grade distribution for the overall grades of this, at the end of the semester.
让我快速说说公平的评分分布,对于这整个分数，在学期结束时。
耶鲁公开课 - 死亡课程节选

Granted, generally the children were not reading at grade level, but they are making strides in the right direction!
WHITEHOUSE: Not In My Backyard