sufficiencyDictionary, capability, competenceWe are concerned about the adequacy of the children's diet.
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If you have the capability or the capabilities to do something, you have the ability or the qualities that are necessary to do it.
These tasks are far beyond her capabilities.
Video: pronunciation of 'adequacy'
adequacy 的词库—— 柯林斯 英语词库
Adequacy is the quality of being good enough or great enough in amount to be acceptable .