demarcate发音动词1划定界线、定界The two countries finally agreed to demarcate the disputed border.两国终于同意为争议边界划定界线。2区分、划分较正式A low fence demarcates the parking area from the playground.一道矮篱笆把停车区和游戏场区分开来。3界定、区隔常用被动Responsibilities between the two teams are clearly demarcated.两个团队之间的职责界定得很清楚。用这个字练口说→