We thank all volunteers in advance for their contribution to the growing OpenCourseWare Movement.

首先感谢所有志愿者对于促进开放式课程计画运动所做的贡献。

youdao

We thank all volunteers in advance for their contribution to the growing OpenCourseWare Movement.

首先感谢所有志愿者对于促进开放式课程计画运动所做的贡献。

youdao