名词
中文翻译：心脏
同义词：
['stomach', 'stomach', 'heartbeat', 'pulse']
例句：
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1. Shehas a strong heart and can withstand the cold weather.
她有一颗坚强的心，能够抵御寒冷的天气。
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2.The doctor said that he had a weak heart and needed to take medicine regularly.
医生说他心脏虚弱，需要定期吃药。
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3. He was so excited that his heart was pounding in his chest.
他非常兴奋，心跳得砰砰直响。