名词
中文翻译：楔形部分
同义词：
['wedge', 'wedge-shaped section']
例句：
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1. The engineer used a wedge to remove the blockage in thepipe.
工程师用楔子来移除管道中的堵塞。
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2. The wedge section of themachine is designed to increase efficiency.
机器的楔形部分设计用来提高效率。
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3. The wedge section of the car's engineis responsible for powering the vehicle.
汽车引擎的楔形部分负责提供动力。