He urged revival of the slave-trade in the late 1850s, and he developed a theory of what he called warranteeism--w-a-r-r-a-n-t-e-e-I-s-m.

他促成了十八世纪五十年代后期,奴隶交易的复苏,还自己发明了一套理论,名为抵押品主义

耶鲁公开课 - 美国内战与重建课程节选

I suggested that there was a critical response to those issues that was somewhat negative, and I want to sort of remind you of that from W. E. B. Du Bois's review of Black Boy when it came out.

对于负面问题,有个关键评述，大家看一下,关于《黑孩子》的评论。

耶鲁公开课 - 1945年后的美国小说课程节选

He invites us to hear the sweep of the scythe in those s sounds themselves, I think, and maybe even to hear the workers huff and puff, his rhythmic exhalation in the w's, which alternate and interact with those s's.

他让我们倾听镰刀扫过的声音,我觉得应该是这些s的发音上,也可能是听着劳动者的喘息声，他的有节奏的w似的发声，跟s音交替着互动。

耶鲁公开课 - 现代诗歌课程节选