demarcate動詞1劃定界線、定界The two countries finally agreed to demarcate the disputed border.兩國終於同意為爭議邊界劃定界線。2區分、劃分較正式A low fence demarcates the parking area from the playground.一道矮籬笆把停車區和遊戲場區分開來。3界定、區隔常用被動Responsibilities between the two teams are clearly demarcated.兩個團隊之間的職責界定得很清楚。