Negative trends in external environmental factors.

威胁是外部环境因素的负面趋势。

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Compiling data from a variety of federal agencies, Blank says, revealed both positive and negative trends.

布兰克说，汇编来自各联邦机构的资料显示了正反两面的趋势。

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Negative trends should be considered for improvement, and AS input to management review where reduction goals and resource needs are considered.

组织应当考虑对不良趋势进行改进，并将其作为管理评审的输入，同时还要考虑降低指标和配备资源的需求。

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We can only overcome negative trends by enhancing the volume of trade... enhancing the flow of capital.

BBC: China

However, the LDC said although the number of empty shops was rising, the "negative trends of 2011 have slowed".

BBC: Number of empty Scots shops rise

The market's troubles have been exaggerated by the dramatic corporate changes at H-P and Dell, which IDC said magnified negative trends.

WSJ: Computer Sales in Free Fall