约 2,670,000 个结果
在新选项卡中打开链接
Distance education - Wikipedia
Distance learning | Education Benefits & Challenges | Britannica
What Is Distance Learning: And Is It For You? - Coursera
What Is Distance Learning? Types and Benefits - Coursera
Distance Education - Taylor & Francis Online
edX
Capturing the benefits of remote learning
Online Learning - Harvard Extension School
Coursera | Degrees, Certificates, & Free Online Courses
Guidance on distance learning - UNESCO