由于其它学校经常有不公平的比赛，当地校区制定了强制性的政策，即在课间期间，将校园按性别分开。
Due to foul play at other schools, the local school district enacts a mandatory policy during recess hours that segregates the schoolyard based on gender.
通过对高校网络舆论的研究，明确高校网络舆论问题的解决重在引导，而不是在于强制性的政策。
Through the network of public research universities, a clear solution to the problem of College network the Key to public opinion, and not in the mandatory policy.
在这SAT考试非强制性的政策下，以及淡化标准测验的管制，一些老美担心大学也许会降低水平、影响声誉和全面品质。
Under the SAT test-optional policy and the dropping of standardized exam mandates, some Americans worry that institutions may lower their standards and suffer a drop in reputation and overall quality.
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