The factory clock became the symbol of the new work rules.

工厂的钟成了新工作规则的象征。

youdao

In the past, the work in the factory could not move forward for lack of necessary rules and regulations.

过去由于规章制度不健全，这个厂的工作老是上不去。

《新英汉大辞典》

The young are shut out of work because excessive rules and costs discourage employers from creating jobs.

年轻人找不到工作，因为规则过多开销过大，雇佣者感到很难提供工作岗位。

youdao

Many business owners agreed to follow codes or rules such as limiting the number of hours people could work.

VOA: special.2011.03.24

They are made of organic matter:the same rules, the same laws of chemistry that apply to what makes this laser glow green apply to what makes these photodetectors work.

而是由有机物制作的，同样的规律，它与应用于让激光的光芒变绿,以及使这些光电探测器工作,的化学是一样的规律。

麻省理工公开课 - 固态化学导论课程节选

They also said changing work rules could cause other kinds of mistakes.

VOA: special.2010.07.13

Presidents of the General Conference direct its work, ensure observance of its rules, and participate in the work of the Executive Board as advisors during the two years of their tenure.

UNESCO: THEMES

Although there are likely several reasons for this, and the sampling size might not qualify this as a statistically significant result, I would offer that if you approach a game with the idea of how to work around the rules of the game in increase your odds of winning while your opponents are simply following the rules, your chances of winning will dramatically improve.

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But we didn't realize that there are rules for this kind of work, so we had to understand really what is psycho-social activities.

NPR: Former U.S. Ambassador: 'Don't Go Into Blind' To Syria