demarcation
/ˌdiːmɑːˈkeɪʃən/(亦作demarcation)
noun
mass noun
1- the action of fixing the boundary or limits of something分界, 划分：
the demarcation of the maritime border.
海界的划分。
1.1
- Brit. the practice of requiring that specific jobs be assigned to members of particular trade unions〈英〉（工会的）分工：
strikes over job demarcation.
就工作分工而引起的罢工。
1.2
- count noun a dividing line界线：
a horizontal band that produces a distinct demarcation two inches from the top.
显示出离顶部两英寸的明显界线的水平带。
派生词
demarcator
noun词源
early 18th cent.: from Spanish demarcación, from demarcar 'mark the bounds of'， ultimately of Germanic origin and related to MARK1. Originally used in the phrase line of demarcation （Spanish linea de demarcación, Portuguese linha de demarcaçāo）, the word denoted a line dividing the New World between the Spanish and Portuguese， laid down by the Pope in 1493.