He had been working under a school-company program as a summer-vacation intern for only two days.

通过校企联合实习项目开始暑期实习，仅仅工作了两天。

youdao

He had been working under a school-company program as a summer-vacation intern for only two days.

通过校企联合实习项目开始暑期实习，仅仅工作了两天。

youdao