n.界线，(工种、人、土地等的)划分，区分

The demarcation between work and personal life has become increasingly blurred with remote working.
远程工作使得工作与个人生活的界限越来越模糊。
The demarcation line separating the two countries was established after a long negotiation process.
经过长时间的谈判过程，两国之间的分界线最终确定下来。
In philosophy, the demarcation problem refers to the challenge of distinguishing science from non-science.
在哲学中，划界问题指的是区分科学与非科学的挑战。
The judge's ruling provided a clear demarcation of responsibilities between the two departments.
法官的裁决明确了两个部门之间的责任划分。
The river serves as a natural demarcation between the two states.
这条河是两个州之间自然的分界线。
Establishing a demarcation zone for wildlife conservation is crucial for protecting endangered species.
为野生动物保护设立一个分隔区对保护濒危物种至关重要。
The new policy aims to create a clear demarcation between management and staff roles.
新政策旨在明确管理层与员工角色之间的界限。
The architect used a change in flooring material as a subtle demarcation between the living room and dining area.
建筑师利用地面材料的变化作为客厅和餐厅之间的微妙分隔。
The historical treaty set a permanent demarcation for the territorial boundaries.
那份历史性的条约确立了领土边界的永久划分。
In team sports, clear demarcation of positions helps players understand their roles and responsibilities.
在团体运动中，明确的位置划分有助于球员理解自己的角色和责任。