Wie man "keystone" ausspricht

Ergänzen Sie Ihre eigene Aussprache von "keystone"

Bedeutung und Definitionen von "keystone"

Noun

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"

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Noun

the central building block at the top of an arch or vault

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