Here is a site with some lyric intrepretations.

Liz herself has talked about the fact that the band has intentionally avoided publishing the lyrics to most of their songs...

www.etherweave.com/cocteautwins/lyrics/

"We have had people on the Internet who have written translations and they obviously have a natural talent for writing. Their interpretations are so beautiful that sometimes I have preferred what they have written to what I actually sang, it has been much more eloquent. Those people are not so precious about us [Cocteau Twins] and just enjoyed using their talent and it is lovely to witness. But some people are very...It seems that some people are convinced they know us better than we know ourselves, and that we ought to listen to them. They want to steer us and they are very precious about us and they do not want other people to have us. If you really love something, then you have to let it go and endorse everything about it that attracted you to it in the first place. It's just like a love affair or any relationship: you have to treat it in the same way or you'll just suffocate and destroy it in the end if you don't." [BOYZ Magazine (London): Saturday November 11, 1995, page 8.]