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不可欠
fukanetsu
indispensable
このプロジェクトには彼のスキルが不可欠です。
His skills are indispensable for this project.
formal
Essential or absolutely necessary; something that cannot be done without.
成功には努力が不可欠です。
Effort is indispensable for success.
このシステムにはセキュリティ対策が不可欠です。
Security measures are essential for this system.
Often used in formal or professional contexts to emphasize the necessity of something.
Related Phrases
Pro Tip
Formal Usage
Use '不可欠' in formal contexts such as business reports or academic writing to emphasize the necessity of something.
Gold Rule
Emphasis on Necessity
'不可欠' is stronger than '必要' (necessary) and should be used when something is absolutely essential.
Word Origin
Composed of '不可' (cannot be omitted) and '欠' (lack), literally meaning 'cannot be lacking'.
Usage Notes
This term is commonly used in both formal and informal contexts to describe something that is absolutely necessary. It is often used in business, technology, and academic settings.
Word Breakdown
不可
cannot be omitted
prefix欠
lack
root和英辞典