"lifeblood"相关例句(33)
16.Irrigation, which is the lifeblood of agriculture, also merits close attention.
17.In our world today, confidential information is the lifeblood of any business.
18.No wonder, information is sometimes called the lifeblood of a control system.
19.IMPORTS were once the lifeblood of Venice; even its patron saint came from abroad.


