Though he generally praises the report, he says that shifting spending from teenagers to babies reflects an unhealthy zero-sum mentality.

虽然整体上称赞这个报告，但是他称，把资金投入从青少年转向婴儿反映了一个不健康的零和心态。

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The zero phase shifting filter technology was introduced to the field of analytical chemical signal process.

无相移滤波技术引入了分析化学信号处理领域。

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Multinationals such as Google are highly skilled at reducing their U.S. tax bill to near-zero, in part by shifting income to low-tax countries.

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All this shifting of wealth is a zero-sum game and the net effect on incomes is usually zero, or even negative.

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