例句：
1、He is engaged in scientific research.
他從事科研工作。
2、The college has enrolled another group of research students this year.
這所大學(xué)今年又收了一批研究生。
2024-07-06
例句：
1、He is engaged in scientific research.
他從事科研工作。
2、The college has enrolled another group of research students this year.
這所大學(xué)今年又收了一批研究生。