名词
中文翻译：Unknown
同义词：
['blockade', 'halt', 'impede']
例句：
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1. The government is trying to block sales of certain products.
政府正试图阻止某些产品的销售。
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2. The company has halted sales in the affected area.
该公司已暂停在受影响地区的销售。
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3. The roadblocks are preventing traffic from moving freely.
路障正在阻碍交通自由流动。