The bill would give the F. D. A. new powers to enforce disease-prevention plans on food facilities, trace the source of contaminated foods quickly, and order mandatory recalls.

该法案赋予食品药品管理局新的权力来执行食品设施疾病预防计划，快速追踪受到污染的食品来源，并强制召回。

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The bill would give the F.D.A. new powers to enforce disease-prevention plans on food facilities, trace the source of contaminated foods quickly, and order mandatory recalls.

该法案赋予食品药品管理局新的权力来执行食品设施疾病预防计划，快速追踪受到污染的食品来源，并强制召回。

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In 1924, the hall was threatened with destruction when a fire broke out on the roof. A good deal of the wall had to be torn down in an endeavor to trace the source of the fire.

1924年一场大火险些毁掉马萨诸塞堂，为竭力找寻起火源头，大堂墙体的一大部分都不得不被拆除了。

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In 1924, the hall was threatened with destruction when a fire broke out on the roof. A good deal of the wall had to be torn down in an endeavor to trace the source of the fire.

1924年一场大火险些毁掉马萨诸塞堂，为竭力找寻起火源头，大堂墙体的一大部分都不得不被拆除了。

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