名词
中文翻译：水晶拉杆
同义词：
['crystal rod', 'crystal lever']
例句：
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1. This crystal puller is very useful for cleaning glass surfaces.
这个水晶拉杆器对于清洁玻璃表面非常有用。
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2. The crystal puller was the only tool we had that could handle this job.
水晶拉杆是我们拥有的唯一能够完成这项工作的工具。
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3. The crystal puller was used to remove rust from metal parts.
水晶拉杆被用来去除金属部件上的锈。