Lethe

基本解释

Looking like Lethe, see! the lake.
就像被遺忘，看啊！湖水。
Lethe means it is impossible to forget at all.
他的作品叫“遺忘”，衹是表明他無法遺忘。
yy.blog.artron.net
As a close relative being far away, it raises more longing for and care, not lethe .
正如一位至親的親人遠離我們，那會喚起我們更多的思唸和關愛，而不是遺忘。

Standing in the Lethe of Milton's hell is none other than the classical figure, the figure from classical mythology, Medusa.
站在彌爾頓筆下的忘川河畔正是,那個源自神話的經典人物美杜莎。
耶魯公開課 - 彌爾頓課程節選
One of these little details that Milton has lifted rather directly is that of the river Lethe, the river of oblivion that was believed to flow in the underworld.
其中彌爾頓直接盜用的一個小細節,是遺忘之河，即忘川,忘川被認爲在地獄流淌。
耶魯公開課 - 彌爾頓課程節選
It's a fantasy, of course, because no such brainwashing is going to be possible, just as the fallen angels - if you look at line 607 - will be barred from drinking their fill of the river Lethe, forgetfulness is impossible.
儅然這是一次幻想，因爲這種洗腦,根本就不可能實現，就如同那些墮落天使一般,如果看第607行7,他們被禁止喝忘川之水，遺忘是不可能的。
耶魯公開課 - 彌爾頓課程節選

In Greek mythology drinking from the river Lethe erases memories of a past life.
FORBES: Oblivion in a Pill