今年春季，全国领先的肉类生产商双汇集团，被指其生产的猪肉食品含有瘦肉精而向公众道歉。瘦肉精是一种违禁药物，它能使猪减少脂肪。

This spring Shuanghui Group, the country's leading meat producer, apologized after some of its pork products were found to be contaminated with clenbuterol, a banned drug that causes pigs to shed fat.

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