demarcation line
近义词：limit，demarcation，
英英释义
Noun
- the boundary of a specific area
例句
用作名词(n.)
- Troops were disengaged from the dividing line.双方军队在分界线脱离了接触。
- There is no sharp line between health and illness.在疾病与健康之间没有明确的分界线。