Look at the last two lines: "But that two-handed engine at the door stands ready to smite once, and smite no more."

看一下最后两行：,“然门边的双手引擎“,整装待发着发出毁灭性的打击“

耶鲁公开课 - 弥尔顿课程节选

Now we will never know, and don't let anyone ever suggest to you that you will ever know, what Milton could possibly mean by this deliberately perplexing image of the two-handed engine at the door.

我们永远不会知道,弥尔顿在这句描写门边的双手引擎的,刻意的意象叠加里想要表达什么。

耶鲁公开课 - 弥尔顿课程节选