名词
中文翻译：封闭的船体
同义词：
['closed vessel', 'sealedhull']
例句：
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1. Theship's closed hull madeit difficult to navigate through the storm.
这艘船的封闭船体使在暴风雨中航行变得困难。
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2. The research vessel wasequipped with a closed hull toprotect its delicate equipment.
研究船配备了一个封闭船体，以保护其精密设备。
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3. The submarine had a closedhull to prevent leakage duringdiving operations.
潜水艇有一个封闭船体，以防止潜水操作期间泄漏。