There exists inherent combination laws for world civilization system.

人类文明系统存在自身内在的整合规律。

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The combination of generous inheritance laws and the practice of polygamy meant that wealth was dispersed among numerous claimants.

宽松的继承法，再加上一夫多妻制，使得财富迅速消融于无数的索债人中。

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Second, it deals with many laws applied in teaching . like strength law, contrast law, combination law, conjuction law, experience law, activity law in details.

对强度律、对比律、组合律、协同律、差异律、经验律、活动律等知觉规律在中学数学教学中的应用作了详尽的论述；

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Competition would normally drive out inefficient retailers, but a combination of zoning laws, taxes and subsidies keep them in business.

WSJ: Review & Outlook: Mr. Abe's 'Third Arrow'

The original Act was actually a combination of two laws.

FORBES: Liberal Courts Still Gunning Against Second Amendment Rights

Most Asian nations have sought to rein in illegal betting by a combination of tightening laws against offshore and Internet betting, or legalizing a limited amount of soccer wagering.

FORBES: Magazine Article