名词
中文翻译：船底板
同义词：
['bottom', 'bottom board', 'floorboard', 'deck', 'keel']
例句：
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1. The boat was leaking from the crubeen.
船的船底漏水了。
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2.The crew had to repair the crubeen before they could sail again.
船员们必须修理好船底才能再次航行。
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3.The old ship had a beautiful crubeen that looked like it was made of wood.
这艘旧船有一个漂亮的船底，看起来像是用木头做的。