屋台骨

(1)a central cohesive source of support and stability; "faith is his anchor"; "the keystone of campaign reform was the ban on soft money"; "he is the linchpin of this firm"

(2)支持と安定性の中心結合力がある源

(3)a structure supporting or containing something

(4)何かを支える、あるいは保持する構造物

(5)the underlying structure; "providing a factual framework for future research"; "it is part of the fabric of society"

(6)基礎となる構造

(1)