详细解释:n. 鲜血, 血, 生机的根源
英语解释：
名词 lifeblood:
the blood considered as the seat of vitalityan essential or life-giving force详细解释：
life.blood
n.（名词）Blood regarded as essential for life.生命之血：被看作是生命之所在的血液An indispensable or vital part:命根子：不可缺少的或极其重要的部分：例句：Capable workers are the lifeblood of the business.能干的工人是工商企业的生命力