We're to be focusing on building alliances to develop secure energy supplies for the next 20 to 30 years.

我们应该集中精力发展联盟,保证能源供应安全,在今后的20到30年。

普林斯顿公开课 - 国际座谈会课程节选

It's about what we choose to perceive, what we choose to focus on.

重要的是我们选择领悟什么，精力集中的焦点是什么。

哈佛公开课 - 幸福课课程节选

We're going to be zeroing in on this music.

同时也是我们集中精力要探讨的

耶鲁公开课 - 聆听音乐课程节选