lifelines的例句（lifelines在句子中的用法）

• They firmly took hold of all the lifelines of their national economy. 他们把国民经济的命脉都牢牢抓到自己手中.
• They firmly lay hold of all the lifelines of their national economy. 他们牢牢地控制住国民经济的命脉.
• Lifelines would be of no help until the product is selling. 如果产品卖不出去,这些救命资金也毫无帮助.