demarcation 美 [.dimɑr'keɪʃ(ə)n]英 [.diːmɑː(r)'keɪʃ(ə)n]n.区分 划分；划界；分界 复数：demarcations 例句筛选 1.A boundary is the legal demarcation。
分界线作为比较规范的说法是boundary n.分界线，边界 A river forms the boundary between the two countries.一条河流成了两国的分界线.还有一种就是没那么正式的，divide n.分水岭，分界线； 分配；The time had come 。
分别什么意思 用在什么场合 举例句界线 [boundary line]∶两个地区之间划分边界的线 [demarcation line]∶不同事物的分界线 [limits]∶某些事物的边缘;边线 界限 [boundary]∶[领土或运动场]边界;分界线 [dividing line]∶事物之间的分界 划清界线 [limit]。
boundary 意味边界或者界限。
麻烦采纳，谢谢!
It was hard to draw clear lines of demarcation between work and leisure.5、是非之间没有明确的界限。
There is no clear dividing line between what is good and what is bad.