持续跟踪所有学员的学习表现反馈。

Keep track of all students' performance record.

youdao

一名真正的学员总会想要反馈自己对课程的意见。

There is always something a genuine learner might want to offer.

youdao

一名真正的学员总会想要反馈自己对课程的意见。

There is always something a genuine learner might want to offer.

youdao