Tourism is the lifeblood of the city.
旅游业是这座城市的命脉。
1.命脉
2.衣食血肉,活力来源
3.血液
1.生命线
1.the most important part of something that makes it continue to exist and be successful
2.someone’s blood
1.He DID so not just out of modesty but, more important, out of a conviction that political work was the lifeblood of the army.
他这样做，不只是出于谦虚，更是出于把政治工作看成我军的生命线。
2.This plant has not only been central to the economy of this town. It's been a part of the lifeblood of this community.
这家工厂不仅仅是这座城市的经济中心，更是这里社会的生命之源的一部分。
3."The financials are the heart of the credit system, and credit is the lifeblood of our economy, " he said.
“金融机构是信贷体系的核心所在，信贷是我们经济的生命线，”他说。
4.It is the heart of China, pumping the lifeblood of men and material to every other part along capillaries of water, road, and rail.
这里是中国的心脏，向遍布全国各地的水路、公路及铁路脉络旁的地区源源不断地灌输人力和物力。
5.As he wrote, this was a novel "written and rewritten by a great artist with his very lifeblood" .
这部小说，正如他所写：“由一位伟大的艺术家呕心沥血所作并一再重写”。
6.Like a lifeblood, data sharing can help you to work or die in a modern product development and manufacturing environment.
就像维持生命系统的血液一样，数据共享是当今产品开发和工程制造中性命攸关的一环。
7.Once cutting off the lifeblood of the culture, knowledge tends to become boring, empty and abstract, and even dogma.
一旦堵截了与之相连的文化命脉，知识去去会变得枯燥、空泛和抽象，甚至教条。
8.In general, documents are the lifeblood of government, so beat reporters must be able to obtain them and understand them.
一般来说，政府一切都要靠档，因此，政府专线记者必须能够得到档并理解之。
9.The land is the base on which farmers live and develop and is the lifeblood of the farmers.
土地是农民生存、发展的基础，是农民的“命根子”。
10.Communicate: Communication is the lifeblood of every organization.
交流：交流是任何组织的生机之源。