每艘船都是由几台烧煤的锅炉提供动力，而甲板下的船员不辞辛苦地维持这些锅炉的运行。

Each ship was coal-powered by several boilers constantly kept running by exhausted crews below deck.

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由于这些甲板下更大的支持，无牌板将不再是坚固。

Since these decks have no under support, larger deck boards will not be as sturdy.

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餐厅的拱形天花板被移走，以创建一个屋顶甲板下的主卧室。

A vaulted ceiling in the dining room was removed in order to create a rooftop deck off the master bedroom.

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