名词
中文翻译：穿孔底部
同义词：
['perforated floor', 'perforatedbase']
例句：
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1. The ship's hull was designed witha perforated bottom to improve stability.
这艘船的船体设计有穿孔底部以改善稳定性。
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2. The construction of the bridgehad a perforated bottom to preventleaks.
桥梁的建设有穿孔底部以防止泄漏。
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3.The new car has a perforatedbottom that can hold up to 50 liters of water.
这款新车有穿孔底部，可以容纳多达50升的水。