名词
中文翻译：四臂交叉点
同义词：
['four-arm junction', 'four-arm junction point']
例句：
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1. The robot's four-arm junction is designed to move objects with precision.
这个机器人的四臂交叉点设计用来精确移动物体。
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2. During the construction phase, the engineers carefully checked the four-arm junction of the bridge.
在建设阶段，工程师们仔细检查了桥梁的四臂交叉点。
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3. The team successfully completed the installation of the four-arm junction in the new factory.
团队成功地完成了在新工厂安装四臂交叉点的安装工作。