The rainbow is set up as a symbol of the eternal covenant, a token of the eternal reconciliation between the divine and human realms.

彩虹，作为契约生效的标志,标志着神与人之间的永久共存。

耶鲁公开课 - 旧约导论课程节选

So now, for example, there are a whole range, just a whole rainbow of fluorescent proteins that can be used.

现在，人们可以用的荧光范围，达到整个彩虹色谱。

麻省理工公开课 - 化学原理课程节选

In Gravity's Rainbow he did enormous amounts of research in newspapers from the Second World War in London where some of the novel is set, so that you can go to newspapers and find the ads that he talks about in the novels.

充满了人类历史的碎片的丰富世界,在伦敦写《万有引力之虹》的时候,他在报纸上查阅了,大量关于二战的信息。

耶鲁公开课 - 1945年后的美国小说课程节选