The ban was made to protect workers from second-hand smoke.

这项禁令的实施是为了让工作民众免于吸入二手烟。

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Security measures should be taken to protect workers and their property.

应采取保安措施保护工人的人身和财物。

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Security measures should be taken to protect workers and their property.

应采取保安措施保护工人的人身和财物。

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