You can think of it as this reaction to the problem of lateness that accounts for one of the invocation's most distinctive features, and that's the repetition of the word "first."

你们可以把弥尔顿在这首诗中对“晚“的回应,当做这首诗最明显的特征之一，这表现在他反复使用“初/先“一词上“

耶鲁公开课 - 弥尔顿课程节选

We talked about host cells that are perhaps infected with a virus, displaying pieces of that virus, antigenic pieces of that virus in the context of a surface receptor called MHC-1, presenting that.

我们说到过,可能受到病毒感染的宿主细胞,表现出病毒的一部分特征,病毒的抗原部分,其表面受体称为主要组织相容性抗原-1,MHC-1负责呈递抗原

耶鲁公开课 - 生物医学工程探索课程节选