The world of the Executive is one of constant movement.

职业经理人的世界是不停运作的。

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And in an age of constant movement, nothing is so urgent as sitting still.

在这个不断变动的时代，没有什么比静思来得急迫了。

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This constant movement happens both inside and outside national frontiers.

这项频繁的活动既发生在境内，也有跨越国境的。

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And,this constant movement of population also affects the humanitarian workers as it makes the planning and the delivery of aid much more difficult because we cannot predict where the people are going or if they are coming back."

VOA: standard.2009.06.21

While in the womb, foetuses are free to somersault in their amniotic sacs, and this constant movement has so far hindered clear images of growing brains.

BBC: Babies' brains to be mapped in the womb and after birth

Mr White said over the past 10 years there had been a constant movement of population from the "Donegal side of the Foyle" to the east bank and other parts of Northern Ireland.

BBC: News - Fears over Protestant exodus from Derry west bank

The fact that there's little control over the applications users can install on a mobile device makes them an easy target to exploit, and the constant movement between home and work networks creates unwanted access possibilities.

WSJ: The View From the CIO's Office