名词
中文翻译：普遍封闭
同义词：
['universal shutdown', 'universal lock-down']
例句：
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1.The government has implemented a universal closure to prevent the spread of the virus.
政府已经实施了普遍封锁措施，以防止病毒的传播。
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2. Due to the universal closure, many businesses have had to close their doors.
由于普遍封锁，许多企业不得不关闭门面。
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3. The university has declared a universal closure until further notice.
大学宣布暂时关闭直到另行通知。