名词
中文翻译：船的骨头同义词
同义词：
["ship's keel", "ship's ribs"]
例句：
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1. The ancient Chinese were skilled in the art of boatbuilding.
古代中国人擅长造船。
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2. The ship's keel is what keeps it afloat.
船的龙骨是它浮起来的原因。
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3. The crew had to work quickly to repair the ship's keel before it sank.
船员们必须迅速修理船的龙骨，否则它会沉没。