At the very end of the poem, the uncouth swain "rose, and twitch't his Mantle blue: tomorrow to fresh Woods and Pastures new."

在诗歌的最后，这个粗鄙的年轻人吟唱到,“慢慢上升，挥动了他蔚蓝色的丝巾“,向崭新的牧场和森林眺望明天“

耶鲁公开课 - 弥尔顿课程节选

Congratulations again to those that did well and let's do what we can to get everybody over to the right of that blue line.

再次鼓励那些取得好成绩的同学,让我们做我们能做的来让每个人,过及格线。

麻省理工公开课 - 固态化学导论课程节选

What I did in this diagram is I computed the efficient portfolio frontier-- now it's the blue line with three assets.

在这张图表中,我计算了有效边界-,蓝色线表示三种资产的组合。

耶鲁公开课 - 金融市场课程节选