名词
中文翻译：海洋推进器
同义词：
['marine engine', "marine propulsion system例句：1. The ship's marine propeller is the most important part of its engine.（这艘船的海洋推进器是其引擎最重要的部分。）"]
例句：
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1. The ship's marine propeller is the most important part of its engine.
这艘船的海洋推进器是其引擎最重要的部分。
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2. The marine propeller is responsible for moving the ship forward.
海洋推进器负责推动船只前进。
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3.The marine propeller is designed to be quiet and efficient.
海洋推进器设计得既安静又高效。