lifeblood
n. 命脉; 命根子; 生命线; <文>血液
The lifeblood of an organization, area, or person is the most important thing that they need in order to exist, develop, or be successful.
Small businesses are the lifeblood of the economy...
小型企业是经济的生命力所在。
Coal and steel were the region's lifeblood.
煤炭和钢铁曾是这个地区的生命线。
1. the blood considered as the seat of vitality
2. an essential or life-giving force;
Ideas are the lifeblood of any business.
思路就是生命线的任何业务.
The manager says that the customers are our lifeblood.
经理说,顾客就是我们的命根子.
Education is the lifeblood of the country.
教育事业的成败关乎国脉的盛衰.
In our world today, confidential information is the lifeblood of any business.
当今社会, 信息安全是商业运行的生命线.
The boy is the lifeblood of his parents.
这男孩是他父母的命根子.