The discovery that the division of labor is more productive than isolated labor was the happy accident that made social cooperation social institutions, and civilization possible.

劳动分工比不分工的生产率更高，这个令人欣喜的偶然发现使得社会合作、社会机构及文明的出现成为可能。

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Out of our expectation, when we reported the accident to the Labor Department, an official of the Occupational Safety Action Section came to our factory to inspect.

出乎我们意料的是，当我们把这个事故报告给劳工部门的时候，职业安全行动分部门的以为官员到我们工厂来检查。

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The part-timer industrial injury accident responsibility is not only one of important questions in the labor insurance, but also a special practice question in the tort law.

兼职工伤事故责任既是劳动保险中的重要问题，也是民事侵权行为法中的特殊实践问题。

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According to the National Safety Council (using Bureau of Labor Statistics data), in 1996 Regals accident incidence rate was 40% lower than the industry average.

FORBES: The sweet smell of oil