Feet, of course, has a lot of meanings, and Milton's poetic feet, the material of the verse written in six and eight and ten syllables in this poem, are also in 1634 printless -- they're unpublished.

双脚，当然有很多意义，而弥尔顿富有诗意的双脚,这首六，八，十音节的诗，在1634年也是不留痕迹的--因为那时候还没有出版。

耶鲁公开课 - 弥尔顿课程节选

There are only six syllables here rather than the conventional ten.

这句只有6个音节，正规的应该是10个。

耶鲁公开课 - 弥尔顿课程节选

And the question is, as when one might read a paper one wrote six months ago or ten years ago when one was a college student, or a poem one wrote as a teenager, and looked at it and think: "Ha! Is it possible that I could have written that?".

同时，一个人可能重新阅读,六个月前，或者十年前,还是大学生时写的论文，或者青年时写的一首诗，然后问自己：,哈，这个东西是我写的么？

普林斯顿公开课 - 人性课程节选