In the public sector, researchers have found either no sex differences in mobility or a larger female disadvantage in lower grades.

在公共部门，研究人员发现，在流动性方面没有性别差异，或者女性在较低的年级中处于更大的劣势。

youdao

Moral learning has its own characteristics for students in lower grades in term of contents and ways of learning.

这四个要素反映在小学低年级学生的道德学习中，就表现为独特的道德学习内容和方式。

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In some schools, teachers said the large number of female educatory, especially in lower grades, had a positive influence on students.

在一些学校，老师们说，众多女性教育者对学生们有着正面影响，特别是在低年级。

youdao

So the fact of the matter is many of you in your initial papers will get lower grades than you've probably ever gotten before in your life.

实际上，你们中很多人在第一篇论文上,所得的分数可能比这小半辈子得过的都低。

耶鲁公开课 - 死亡课程节选

"We did not find strong evidence that the effect of work stress on heart disease is worse for those in lower grades - the effect of stress was pretty much the same across different grades, " said Dr Chandola.

BBC: Stress seems to produce biochemical changes

We had 33:1 in the upper grades and 28:1 in the lower grades, a part-time librarian, a part-time P.

NPR: New Orleans Schools Welcome Back Students

In those lower grades, their projects were aimed at understanding the world around them, much like the motivations of true scientists.

WHITEHOUSE: Office of Science and Technology Policy Blog