| 单词 | demarcation | 
| 释义 | demarcation  (diːmɑːʳkeɪʃən  ) uncountable noun Demarcation is the establishment of boundaries or limits separating two areas, groups, or things.  [formal]  ...the abrupt demarcation between farmland and moorland.    Talks were continuing about the demarcation of the border between the two countries.   Synonyms:  limit, bound, margin, boundary    | 
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