名词
中文翻译：骨头
同义词：
['skeleton', 'vertebrae']
例句：
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1. The dog was very hungry and started to bark at the bone on the table.
那只狗非常饿，开始对着桌上的骨头叫。
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2. The scientist studied the structure of bones in order to understand human evolution.
科学家研究骨骼结构，以了解人类进化。
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3. The doctor advised the patient to eat more calcium-rich foods for stronger bones.
医生建议病人多吃富含钙的食物，以增强骨骼。