形容词
中文翻译：固执的
同义词：
['stubborn', 'obstinate', 'stubbornly例句：1. She was hard-hearted enough to refuse the offer.（她固执到拒绝这个提议。）2. The old man was hard-hearted and refused to listen to reason.（那个老人固执己见，不听劝告。）']
例句：
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1. She was hard-hearted enough to refuse the offer.
她固执到拒绝这个提议。
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2. The old man was hard-hearted and refused to listen to reason.
那个老人固执己见，不听劝告。
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3.He is a hard-hearted person who always insists on his own way of doing things.
他是一个固执己见的人，总是坚持自己做事的方式。