名词
中文翻译：椭圆形槽
同义词：
['ellipsoidal slot', 'elliptical hole']
例句：
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1.The machine has an elliptical slot that fits the key perfectly.
这台机器有一个椭圆形槽，钥匙可以完美地放进去。
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2.The elliptical slot in the door is designed to keep insects out.
门上的椭圆形槽设计用来阻止昆虫进入。
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3.The elliptical slot on the wall allows for easy cleaning of the surface.
墙上的椭圆形槽方便了表面的清洁工作。