Urban roads, as the base of providing beautiful environment and city functions, are the ties and arteries of the city's economic and social activities.

城市道路作为构成优美的居住环境和城市功能的基础，是城市社会活动与经济活动的纽带和动脉。

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London's mayors have resented the fettering of their power over one of the capital's economic arteries.

ECONOMIST: The Tube upgrade deals: Finis | The

"By investing in the economic arteries of this country, we will get growth flowing to every part of it, " Mr Osborne told the House of Commons.

BBC: Business

Former Bush economic adviser Larry Lindsey recently came up with a good idea in the Wall Street Journal to unclog the tightening credit arteries: Allow manufacturers and retailers to open up their own in-house banks or financial institutions that could borrow and lend money.

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