lifeblood
美 [ˈlaɪfˌblʌd]英 ['laɪf.blʌd]
- n.生命线;命根子;(事物的)命脉;(人的)命脉
- 网络生命必须的血液;活力的源泉;生命之血

lifeblood
1.~ (of sth)(事物的)命脉;生命线;命根子the thing that keeps sth strong and healthy and is necessary for successful development
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