名词短语
中文翻译：摇摆块四杆连杆机构
同义词：
['swing joint', 'four-bar linkage例句：1. The swing block is a crucial component of the mechanism.（摇摆块是该机制的关键部件。）']
例句：
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1. The swing block is a crucial component of the mechanism.
摇摆块是该机制的关键部件。
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2. The four-bar linkage is used to adjust the angle of the robot arm.
四杆连杆用于调整机器人臂的角度。
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3. The swing block and four-bar linkage are essential for the stability of the system.
摇摆块和四杆连杆对于系统的稳定至关重要。