名词
中文翻译：接缝
同义词：
['joint', 'connection', 'point of contact']
例句：
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1. The car's engine is a complex mechanical system with many different parts that need to be properly aligned to functionproperly.
汽车的发动机是一个复杂的机械系统，有许多不同的部件需要正确对齐才能正常工作。
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2. The scientist carefully measured the dimensions of the new device and ensured that it would fit perfectly into its intended joint.
科学家仔细测量了新设备的大小，并确保它能够完美地与其预期的接口相匹配。
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3. The engineer used specialized tools to create a precise joint between two pieces of metal, ensuring they would not comeapart during operation.
工程师使用专用工具在两块金属之间创建了一个精确的连接，以确保它们在操作过程中不会分离。