Greasy Fork is available in English.
Allows you to download subtitles from Amazon Video
< 腳本Amazon Video - subtitle downloader的回應
By the way, thank for your work
So, the thing is, it worked for me when I clicked the season I wanted to download directly from the results page, not from the series itself, if that makes sense.
It worked on some seasons
I use Firefox and greasemonkey I can't seem to make it work on E2 seasons 3 and 5, but it worked on season 1