1. 规则;规章;规定;制度
    Regulations are rules made by a government or other authority in order to control the way something is done or the way people behave.

regulation的反义词

    e.g. The European Union has proposed new regulations to control the hours worked by its employees...
           欧盟已经就其雇员工作时间的控制问题拟定了新的规章。
    e.g. Under pressure from the American government, Fiat and other manufacturers obeyed the new safety regulations.
           在美国政府的压力之下，菲亚特和其他汽车制造商同意遵守新的安全规定。

2. (常指通过规章制度进行的)调控，管理，控制
    Regulation is the controlling of an activity or process, usually by means of rules.

    e.g. Social services also have responsibility for the regulation of nurseries...
           社会福利部门也有责任对托儿所进行管理。
    e.g. Some in the market now want government regulation in order to reduce costs.
           现在一些市场人士希望政府实施调控，以降低成本。