OSF在推动开放计算标准方面做出了重要贡献。

The ___OSF made significant contributions to promoting open computing standards.

我们计划明年参观牛津莎士比亚戏剧节。

We're planning to visit the ___OSF next year.

他成为OSF的成员后，致力于慈善工作。

After joining the ___OSF, he devoted himself to charity work.