Trails fugitives, the fourth absconding (7)

I believe the answer is:

runways

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'trails' is the definition.
The definition and answer can be both man-made objects as well as being plural nouns.
Maybe they are linked in a way I don't understand?

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for runways that I've seen before include "Aircraft landing strips" , "Airport zones" , "See model on these" , "Landing-strips for planes" , "Surfaces for planes to take off and land" .)

I've seen this clue in The Telegraph.

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