keystone
Произношение: [ˈkiːstoʊn]
Слово
Контекст: «architecture»
(noun) a keystone is the very top stone in an arch. It holds all the other stones in place and keeps the structure strong. It is very important for the arch to stand up.
Пример
The architect chose a beautiful keystone that added elegance to the arch.
Пример
Without the keystone, the arch quickly collapsed.
Пример
What would happen if we removed the keystone from the arch?
Контекст: «importance»
(noun) in a broader sense, a keystone can mean something that is very important to the success of a system or project. It's like the main thing that everything else relies on.
Пример
Trust is the keystone of any good friendship.
Пример
Without communication, the project can't succeed; it's not just a small problem, it's the keystone.
Пример
What do you think is the keystone of a successful team?
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