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English definition of “lifeblood”

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lifeblood

noun [S]
 
 
/ˈlaɪfblʌd/
the most important thing that someone or something needs in order to continue to exist or operate: Education is the lifeblood of a knowledge-based economy. She is fantastic at new product development, which is our lifeblood.
Translations of “lifeblood”
in Chinese (Traditional) 命脈,生命線…
in Chinese (Simplified) 命脉,生命线…
(Definition of lifeblood from the Cambridge Business English Dictionary © Cambridge University Press)
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