Using them wisely in the classroom, for instance, increases the rate of learning and learned material retention.

比如说，在教室里明智地使用它，会提升学习中的和已学过的材料的保持率。

youdao

A graph that depicts rate of learning, especially a graph of progress in the mastery of a skill against the time required for such mastery.

描述学习速率的图表，尤指在要求掌握的时间期限内，学会某种技术的进程图。

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Instead the g factor regulates the rate of learning: it greatly affects the rate of return in knowledge to instruction and experience but cannot substitute for either.

g因子所决定的学习掌握知识的速度，它会大大地影响一个人，看他能否将所学知识反过来指导实践或变成间接经验，而不可以代替实践或经验本身。

youdao

Some of the schools that they rate and say that kids are not learning and the tests are too easy.

他们评价一些学校的时候，发现孩子们没有学习，并且考试太容易了。

哈莱姆的变迁 - SpeakingMax英语口语达人

While there may not be jobs for every young person, the paradox is that their opportunity to receive free education through the development of online learning is expanding at an exponential rate.

FORBES: Left Out in the Cold