名词
中文翻译：Unknown
同义词：
['primary category vessel', 'primary typeof vessel', 'first-class vessel例句：1. The first categoryvessel is the most important one in thefleet.（第一类船舶是舰队中最最重要的一艘。）']
例句：
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1. The first categoryvessel is the most important one in thefleet.
第一类船舶是舰队中最最重要的一艘。
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2. The first category vessel was designed totransport large amounts of cargo.
第一类船舶被设计用来运输大量的货物。
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3. The firstcategory vessel is equipped with advanced navigationaltechnology.
第一类船舶配备了先进的导航技术。