demarcated
v. 定…的界线,区分( demarcate的过去式和过去分词 )
If you demarcate something, you establish its boundaries or limits.
A special UN commission was formed to demarcate the border.
联合国成立了一个特别委员会来划定边界。
Plots of land have been demarcated by barbed wire.
一块块土地都用带刺的铁丝网圈了起来。
The two provinces are demarcated by a river.
两省以河流分界.
Work areas were not sharply demarcated but extremely fluid and changing.
工作范围并无明显区分,但流动性极大.
The climatic feature of Yichang is that the four seasons are demarcated.
宜昌的气候特点是四季分明.
Smaller, more sharply demarcated ulcers are more likely to be benign.
小的有明显分界的溃疡很可能是良性的.