Holmes said Sudanese government efforts to fill the most critical gaps have been inadequate, but have for the moment prevented a secondary humanitarian crisis from erupting.

VOA: standard.2009.06.11

We have to fill up all the gaps.

我们试图打破沉默。

哈佛公开课 - 幸福课课程节选

We have to fill up all the gaps.

我们试图打破沉默。

哈佛公开课 - 幸福课课程节选