Question

boundary n.边界；分界线 (1) 他们画出了足球场地的边界。(2) 科学家不断地把知识领域的边缘向外扩展。(3) 那条小路就是我们这片地与他们那片地的分界线。(4) 这道栅栏是我的地和她的地的分界线。 A boundary is a border and it can be physical, such as a fence between two properties, or abstract, such as a moral boundary that society decides it is wrong to cross. If you have no sense of boundaries, you probably annoy people sometimes by getting too close to them or talking about inappropriate topics. Gustave Flaubert once said, “Earth has its boundaries, but human stupidity is limitless.” A boundary is basically what limits us.

Accepted Answer

英 ['baʊndri] 美 ['baʊndri] (1) They marked the boundaries of the football fields.(2) Scientists continue to push back the boundaries of knowledge.(3) The lane is the boundary of our land from theirs.(4) The fence marks the boundary between my land and hers. If you play a sport you are familiar with the term "in bounds," which refers to the boundary, or limits of the playing field that the players must stay within. It is also the outer limits of any space. 1[N-COUNT 可数名词]（土地的）分界线，边界 The boundary of an area of land is an imaginary line that separates it from other areas.   [oft N of/between n]...the Bow Brook which forms the western boundary of the wood...构成了这片树林西部边界的鲍溪Drug traffickers operate across national boundaries.贩毒分子进行跨国贩毒活动。2[N-COUNT 可数名词]（学科或活动的）界限，边界 The boundaries of something such as a subject or activity are the limits that people think that it has.   [usu pl]The boundaries between history and storytelling are always being blurred and muddled.历史和轶闻的分界向来是模糊而混乱的。...extending the boundaries of press freedom.扩大新闻自由的界限

英语单词	boundary
英美音标	英 ['baʊndri] 美 ['baʊndri]
中文释义	n.边界；分界线
英语例句	(1) They marked the boundaries of the football fields. (2) Scientists continue to push back the boundaries of knowledge. (3) The lane is the boundary of our land from theirs. (4) The fence marks the boundary between my land and hers.
中文例句	(1) 他们画出了足球场地的边界。 (2) 科学家不断地把知识领域的边缘向外扩展。 (3) 那条小路就是我们这片地与他们那片地的分界线。 (4) 这道栅栏是我的地和她的地的分界线。
vocabulary简明	If you play a sport you are familiar with the term "in bounds," which refers to the boundary, or limits of the playing field that the players must stay within. It is also the outer limits of any space.
vocabulary扩展	A boundary is a border and it can be physical, such as a fence between two properties, or abstract, such as a moral boundary that society decides it is wrong to cross. If you have no sense of boundaries, you probably annoy people sometimes by getting too close to them or talking about inappropriate topics. Gustave Flaubert once said, “Earth has its boundaries, but human stupidity is limitless.” A boundary is basically what limits us.
柯林斯解释	1 [N-COUNT 可数名词]（土地的）分界线，边界 The boundary of an area of land is an imaginary line that separates it from other areas. [oft N of/between n] ...the Bow Brook which forms the western boundary of the wood... 构成了这片树林西部边界的鲍溪 Drug traffickers operate across national boundaries. 贩毒分子进行跨国贩毒活动。 2 [N-COUNT 可数名词]（学科或活动的）界限，边界 The boundaries of something such as a subject or activity are the limits that people think that it has. [usu pl] The boundaries between history and storytelling are always being blurred and muddled. 历史和轶闻的分界向来是模糊而混乱的。 ...extending the boundaries of press freedom. 扩大新闻自由的界限

Boundary Limits Land Fence People N Count 可数名词 英

Boundary Limits Land Fence People N Count 可数名词英