名词
中文翻译：关节
同义词：
['joint', 'connection']
例句：
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1. The scientist discovered a new articulum in the animal's body.
科学家在动物体内发现了一种新的关节。
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2. The joint between the two bones is where the articulum connects.
两骨之间的关节是关节连接的地方。
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3. The human body has over 300 articulatins that allow for movement and flexibility.
人体有超过300个关节，允许运动和灵活性。