名词
中文翻译：主要任务
同义词：
['primary task', 'essential task例句：1. The company has set a major task to improve its product quality.（该公司设定了一个主要任务，即提高产品质量。）']
例句：
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1. The company has set a major task to improve its product quality.
该公司设定了一个主要任务，即提高产品质量。
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2.The team leader assigned a major task to complete the project by the end of the month.
团队领导分配了一个主要任务，要求在月底前完成项目。
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3. The researcher identified a major task in identifying the cause of the disease.
研究员确定了一项主要任务，即找出疾病的原因。