What is the definition of Avenue Veins?

"Avenue veins" is like a metaphorical shortcut through the bustling, chaotic highway system of our city. Imagine it as the hidden, often overlooked arteries and veins of urban life – the backstreets, side alleys, and underpasses where the real action happens but nobody's watching, just like blood flowing beneath the surface of our concrete jungle.

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Here's an edgy example sentence: "As I navigated the city's 'avenue veins' like a pro, I almost forgot I was still running from my own shadow self."