He turned as Harry came skidding out onto the topmost stone step, panting hard, a searing stitch in his side.

他转过身，哈利正好刹住脚，站在最上面的石头台阶上，喘着粗气，两肋间火辣辣地刺痛。

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The difficulty for the head, it is difficult to make stone; step on the foot, it is a stepping stone.

把困难举在头上，它就是灭顶石；把困难踩在脚下，它就是垫脚石。

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Rosetta Stone shares are trading lower after the language instruction software company announced that CEO Tom Adams plans to step down.

FORBES: Rosetta Stone Slides; CEO Tom Adams To Step Down