And it may well be that no poem has ever been since Paradise Lost published with line numbers in its very first edition.

只有《失乐园》首次印刷的时候把行数印上,之后的诗歌都没被这么出版过。

耶鲁公开课 - 弥尔顿课程节选

You actually have the word "first" appearing six times in the first thirty-three lines of Paradise Lost.

初/先“一词在《失乐园》的,头33行中就出现了6次。

耶鲁公开课 - 弥尔顿课程节选