Brook Levin heads a preschool in Broomall, Pennsylvania.

布鲁·克莱文主管着宾夕法尼亚州布鲁·莫尔的一所幼稚园。

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That sort of thinking prompted him to peek outside the world of feeders and make a bid for Pennsylvania Crusher, a Broomall, Pennsylvania maker of coal-crunching machines sold to big utilities, with 80%-plus of that market.

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