The film is based on a short story by Thomas Mann.

这部电影以托马斯·曼的短篇小说为基础改编而成的

Your grade will be based on four papers and a final exam.

你的成绩将根据四篇论文和期末考试决定。

Both countries agreed that normal relations would be based on noninterference in each other's internal affairs.

两国一致同意正常邦交关系应建立在互不干涉内政的基础上。

Should promotion be based on merit or seniority?

提拔一个人应当看业绩，还是看资历？

Decisions about your children should be based on the practicalities of everyday life.

有关你的孩子们的决定应以日常生活的现实为依据。

True friendship should be based on each other's understanding and respect.

真正的友谊应该建立在彼此理解和尊重的基础上。