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