三年前，我毕业于山东大学，已获得硕士学位。

Three years ago, I graduated from Shandong University. I have taken a master's degree.

youdao

三年前，我毕业于山东大学，已获得硕士学位。

Three years ago, I graduated from Shandong University. I have taken a master's degree.

youdao