1950年在获得数学博士学位之后留校一年，担任讲师。

Stayed on for one year as an instructor after Ph. D. (math.) in 1950.

youdao

1950年在获得数学博士学位之后留校一年，担任讲师。

Stayed on for one year as an instructor after Ph. D. (math.) in 1950.

youdao