We are the Harvard Callbacks We have a special Valentine's Day message dedicated from the teaching staff to the students.

我们是“哈佛召回“组合,想向教员和同学们,传达一份特殊的情人节讯息。

哈佛公开课 - 幸福课课程节选

We are the Harvard Callbacks We have a special Valentine's Day message dedicated from the teaching staff to the students.

我们是“哈佛召回“组合,想向教员和同学们,传达一份特殊的情人节讯息。

哈佛公开课 - 幸福课课程节选