noun 다운로드 🔗공유 예인선 A small, powerful boat used to push or pull barges or to help maneuver larger vessels. Examples : "The tugboats guided the massive cargo ship into the busy harbor. " 예인선이 거대한 화물선을 번잡한 항구로 안내했다. nautical vehicle machine ocean technology AI와 채팅어휘 게임독해 연습