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Use "tugboats" in a sentence
"However, there were other means of escape available, such as tugboats, plying between Flushing, Rotterdam, and other adjacent points in"
"Perhaps this explains my desire to involve 'tugboats' and thus 'towing' in this regard, but I feel the metaphor of sacrifice of self for conformity remains intact."
"It has sent two tugboats, an oil spill response vessel and two coast-guard vessels to the location."