The museum has a teacher institute and is working to help teachers improve science education at all grade levels 博物馆有一个教师会馆,目的是帮助任何学历的老师提高他们的科学水平。
The museum has a teacher institute and is working to help teachers improve science education at all grade levels 博物馆有一个教师协会，用以帮助各年级水平的教师们改善科学教育方法
The museum has a teacher institute and is working to help teachers improve science education at all grade levels 这个博物馆有一个教师协会,致力于帮助教师们提高各年级的科学教育水平
The museum has a teacher institute and is working to help teachers improve science education at all grade levels 博物馆有一个教师学会,其主要工作是帮助教师改进各年级科学教育的水平
The museum has a teacher institute and is working to help teachers improve science education at all grade levels 这个博物馆有一个教师学院，帮助不同年级的教师，提高他们的科学教育水平。
At inception only officers on salary grade level 14 and above i . e . the management cadre were requested to declare their assets 守则局成立之初，须申报资产者只限于薪级第14点及以上（即管理阶层）的人员。
One of the saddest facts about my country is that there are a significant number of fourth grade students who cannot read at grade level 在我们国家，一个最让人难过的事实是，有相当一部份小学四年级学生达不到四年级的阅读水平。
One of the saddest facts about my country is that there are a significant number of fourth grade students who cannot read at grade level 在我们国家，一个最让人难过的事实是，有相当一部份小学四年级学生达不到四年级的阅读水平。
Parents understandably argue that there is a good reason to keep a close watch if their child is one of 500 kids in a grade level 可以理解的，家长们会争辩说，他们一定得要密切地注意孩子学校的课程，因为一个年级里总共有五百个学生。
The goal is to ensure that no school in the district has more than 40 % of its students on free lunches , or more than 25 % performing below their grade level 其目的是确保该区内任何一所学校享受免费午餐的学生不超过40 % ，而成绩低于年级平均水平的不超过25 % 。
