boundary
美 [ˈbaʊnd(ə)ri]英 ['baʊnd(ə)ri]
- n.边界;界限;分界线;使球越过边界线的击球(得加分)
- 网络边界创建;范围;疆界
复数:boundaries

boundary
1.边界;界限;分界线a real or imagined line that marks the limits or edges of sth and separates it from other things or places; a dividing line
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