名词
中文翻译:龙骨
同义词:
['keel', 'stern', 'backbone', 'spine']
例句:
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1.The keel of the ship is made from a strong material.
这艘船的龙骨是用一种坚固的材料制成的。
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2. The boat's keel is designed to keep it stable in the water.
这艘船的龙骨设计用来保持其在水面上的稳定。
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3.The keel of the boat is visible through the water.
通过水面可以看见这艘船的龙骨。