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Use "lighthouses" in a sentence
"Wrecking is the practice of dousing the signal fire in lighthouses and starting up new signal fires on rocky shores in order to lure ships into the reefs."
"The first attempt to use this gas for lighting in lighthouses did not have very satisfactory results."
"The city's program of building "lighthouses"--essentially electronic libraries--for poorer residents has become a model for developing cities world wide."