名词
中文翻译：圆周壁
同义词：
['circumferential lining', 'circumferential casing']
例句：
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1. The engineer designed the circumferential butt to fit perfectly into the machine.
工程师设计了圆周壁来完美地安装在机器中。
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2.The new model car has a circumferential butt that is more comfortable to drive.
新款汽车有一个更舒适的圆周壁，驾驶起来更加舒适。
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3.The construction company used circumferential butts made from high-quality materials to ensure durability.
建筑公司使用了高质量的材料制成的圆周壁，以确保耐用性。