名词
中文翻译：周
同义词：
['week', 'period', 'cycle', 'weekday', 'weekend']
例句：
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1. The company has a 5-week lead time for delivery.
该公司的交货期为5周。
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2. He finished the project in three weeks.
他在三周内完成了这个项目。
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3. We usually have a weekend off every month.
我们通常每个月都有周末休息。