问题标题：
【英文字迷Thespineofapuzzle,itssecretandcodeArocklikethissolvesitandunlocksitslode...Twopartstoitsname,thefirstoneatoneOnerhymeswith"we",theotherwith"lone"alreadyknownthespellingoftheanswerismadeby8letters:"】
问题描述：
英文字迷
Thespineofapuzzle,itssecretandcode
Arocklikethissolvesitandunlocksitslode...
Twopartstoitsname,thefirstoneatone
Onerhymeswith"we",theotherwith"lone"
alreadyknownthespellingoftheanswerismadeby8letters:
"EEKNOSTY"
赖卫平回答：
keystone
意思是（拱门的）拱心石、楔石.这种石头是整个拱形门的核心部件,因为它对分散拱门压力有很大作用,拱门之所以牢固就是因为它,因此这个词的引申意是主旨、基本原则、基础.
Thespineofapuzzle,itssecretandcode
Arocklikethissolvesitandunlocksitslode...
Twopartstoitsname,thefirstoneatone
Onerhymeswith"we",theotherwith"lone"
alreadyknownthespellingoftheanswerismadeby8letters:
"EEKNOSTY"
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