名词
中文翻译：凸缘
同义词：
['flank', 'flange', 'flange', 'flange例句：1. The car has a flange on the back that helps it stay upright.（这辆车的后面有一个凸缘，帮助它保持直立。）']
例句：
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1. The car has a flange on the back that helps it stay upright.
这辆车的后面有一个凸缘，帮助它保持直立。
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2.The machine had a flange that could be removed to access the inner parts.
这台机器有一个可以拆卸的凸缘，以便访问内部部件。
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3.The boat's hull was designed with flanges to provide extra strength and stability.
这艘船的船体设计有凸缘，以提供额外的强度和稳定性。