名词中文翻译1
中文翻译：Unknown
同义词：
['major problem', 'primary issue', 'main difficulty']
例句：
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1. Thecompany is facing a principal problem with its supply chain management.
该公司正面临供应链管理的主要问题。
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2. The teacher addressed the principal problem of the lesson, which was the lack of clarity in the instructions.
老师解决了课堂上的主要问题，即指示不够明确。
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3. The government has identified the principal problem as economic inequality and poverty.
政府已确定主要问题是经济不平等和贫困。