But is the veil of mystery hanging over Skellig Michael, where excavation and conservation have been under way since 1978, even thicker than necessary?

但是我们真的需要知道那么多笼罩在斯凯利格·迈克尔岛上的谜团吗（对该遗址的考古发掘和保护工程从1978年就开始了，直到今天）？ --------------------------这句，好像不是说真的需要的意思吧？

youdao

Try not to look down at the crashing waves as you gingerly climb the vertiginous steps that cut into the face of Skellig Michael, an uninhabited Unesco World Heritage-listed monastic settlement that was established sometime between the 6th and 8th Centuries.

BBC: Ireland��s outlying islands