Many businesses, closed for the Christmas holidays, have been unable to open for fear of looting or because employees have been unable to travel to work safely.

许多店铺在圣诞节期间歇业后，由于担心可能会遭到抢掠，或者由于无法保证员工安全上班，仍在紧闭大门。

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The ability to work safely under live well conditions, with a continuous string, enables fluids to be pumped at any time regardless of the position or direction of travel.

在使用连续管柱的情况下，在含气油井条件下的安全工作能力使得流体在任何时刻都能被泵送而与位置和移动方向无关。

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By going to the moon for extended periods of time, astronauts will search for resources and learn how to work safely in a harsh environment — stepping stones to future exploration.

由于探月时间增多，宇航员将在月球探索资源，并探求如何在恶劣环境中安全地工作—这将为未来探索作铺垫。

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But they say the work will make it possible to safely double the number of visitors permitted inside.

VOA: special.2009.06.29

Employees must be encouraged to admit, without facing repercussions, whenever they are too tired to work safely.

CNN: FAA knew controllers nap, ignored fatigue issue

We know that the vast majority of drivers work safely with the utmost respect for passengers and their fellow workers at all times.

BBC: More Tube strikes: RMT or TfL, who will blink first?

Governments should ensure that the media are able to carry out their work safely and that those who attack them are not let off scot free.

UNESCO: MEDIA SERVICES