名词
中文翻译：接头
同义词：
['joint', 'connection', 'point of union']
例句：
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1. The engineers worked together to create a seamless union joint between the two buildings.
工程师们合作，将两座建筑完美地连接在一起。
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2. The team successfully joined their forces at the union joint to launch the new project.
团队成功地在连接点联合起来，启动了新项目。
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3. The construction workers were working on the union joint when they suddenly heard a loud noise.
建筑工人正在连接点工作时，突然听到了一阵巨响。