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Use "round-trip" in a sentence
"THIS L ARGE! and, yet they container em in similar to sardines, its during least uninterrupted during a sub-$300 round-trip fare."
"When I asked to buy the round-trip tickets, the agent looked up with surprise."
"The route from La Stampa suggests a round-trip ferry crossing of the Messina Straits for just one stage in Sicily, followed by a long highway transfer on a later rest day."