Something, such as a limit or restriction, that circumscribes.
限度，限制用来限制包围的东西，如界限或约束。
2
However, the rule itself says nothing about the domain or scope that circumscribes the application of tone sandhi.
尽管如此，规则本身并没有谈到变调应用的辖域或范围是怎样的。
3
This thesis circumscribes its discussion particularly on the assessment of the quality and value of the translated text, i. e. the criterion for the translated text.