名词
中文翻译：对齐线
同义词：
['alignment pin', 'alignment pins', 'alignment dots']
例句：
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1. The engineerused a laser to align the machine parts perfectly.
工程师使用激光将机器部件完美对齐。
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2.The new software allows for easy alignment of documents.
新软件允许轻松对齐文档。
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3.The car was aligned with the factory's specifications before being shipped.
汽车在发货前按照工厂规格进行了对齐。