an ounce of prevention is worth a pound of cure怎么读，是什么意思，单词翻译、读音
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英语单词:an ounce of prevention is worth a pound of cure
意思翻译
请参阅词条：prevention is better than cure
英语单词:an ounce of prevention is worth a pound of cure
意思翻译
请参阅词条：prevention is better than cure