boundary
英 ['baʊnd(ə)rɪ]
美['baʊndri]
- n. 边界；范围；分界线
词态变化
复数: boundaries;
英英释意
- 1. the line or plane indicating the limit or extent of something
- 2. a line determining the limits of an area
- 3. the greatest possible degree of something;
- "what he did was beyond the bounds of acceptable behavior"
- "to the limit of his ability"
英文词源
- boundary (n.)
- 1620s, from bound (n.) + -ary.
同义词辨析
border, bounds, boundary, frontier, limit
这些名词均含有"边界，边境"之意。
border： 多指国与国之间或两地区的分界处，即分界线附近的边缘部分。
bounds： 常与boundary换用，指土地边界，但意思不如boundary明确，主要用于抽象事物和文学作品中。
boundary： 侧重地图上正式标定的、双方遵守的边界，也可指较小行政单位间的界线。
frontier： 指两国接壤的前沿地区，属于各国的国境和边疆，多指设防的边界。
limit： 含义广泛，常用作复数。指任何界限、范围、分界线外面的部分，可指有形或无形的东西。
考试真题
- Once you have worthy opponents, set some ground rules so everyone understands responsibilities and boundaries.
出自-2015年12月阅读原文
- Learn: Expand your boundaries.
出自-2010年12月阅读原文
- Esperanto is used internationally across language boundaries by at least 1 million people, particularly in specialized fields.
出自-2010年6月听力原文
- Today, professors routinely treat the progressive interpretation of history and progressive public policy as the proper subject of study while portraying conservative or classical liberal ideas —such as free markets, self-reliance—as falling outside the boundaries of routine, and sometimes legitimate, intellectual investigation.
出自-2014年考研阅读原文
实用场景例句
- boundary changes/disputes
- 边界变化 / 争端
牛津词典
- The fence marks the boundary between my property and hers.
- 那道篱笆是我和她的住宅之间的分界。
牛津词典
- Scientists continue to push back the boundaries of human knowledge.
- 科学家不断扩大人类知识的范围。
牛津词典
- the boundary between acceptable and unacceptable behaviour
- 认可的和不被认可的行为之间的界限
牛津词典
- (British English)county boundaries
- 郡界
牛津词典
- national boundaries
- 国界
牛津词典
- ...extending the boundaries of press freedom.
- 扩大新闻自由的界限
柯林斯高阶英语词典
- 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。
柯林斯高阶英语词典
- Drug traffickers operate across national boundaries.
- 贩毒分子进行跨国贩毒活动。
柯林斯高阶英语词典
- ...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
柯林斯高阶英语词典
- A river forms the boundary between the two countries.
- 一条河流成了两国的分界线.
《现代汉英综合大词典》
- Scientists have called the boundary area around the hole the event horizon.
- 科学家们把这个洞的边缘区域称为“事界”.
期刊摘选
- We can use the principle of virtual power to establish consistent boundary conditions.
- 我们可以采用虚功率原理建立相容的边界条件.
辞典例句
- This paper deals with a kind of singular boundary value problems with asymptotically linear term.
- 讨论一类具有渐近线性项的奇异边值问题.
期刊摘选
- Acoustic refrigeration technology is a boundary science which is between acoustics and thermodynamics.
- 声制冷技术是一种涉及声学和热力学两大学科的边缘技术.
期刊摘选
- The boundary conditions of scattering heat of synchronous generator are dealed with reasonaby.
- 对发电机定子散热的边界条件作了妥善处理.
期刊摘选
- For objects with complex shape , optimization Methods : Were presented to modify the fuzzy boundary.
- 对复杂形状的对象还提出了模糊边界逐步改进和优化的算法.
期刊摘选
- The boundary between Shanxi and Shaanxi is the Huanghe River.
- 山西和陕西以黄河为界.
《现代汉英综合大词典》
- The reflection of ordinary light on the internal boundary surface of the uniaxial crystal is studied.
- 研究了寻常光在单轴晶体内表面上的反射规律.
期刊摘选
- Objective To study a new computerized automatic method for endocardial boundary tracking in sequential echocardiographic images.
- 目的探讨一种对心超图中心脏内膜边缘进行检测的自动化方法.
期刊摘选
- According to the geographical features and topographic measurement features , the adequate boundary conditions are set.
- 根据胶州湾水域的地理特点和地形测量特征, 设置符合其特点的边界条件.
期刊摘选
- One way around this problem is to first show any function obeying the boundary conditions.
- 完成此问题的一个方法是首先要证明任何对边界条件满足的函数.
辞典例句
- By the analysis of the unsteady pumping test data near the hydrogeological boundary.
- 通过水文地质边界附近非隐定流抽水试验资料的分析.
期刊摘选
- On the contrary, the degree of alienation has been deepened and the boundary broadened.
- 他们认为,异化问题在20世纪非但没有解决, 反而异化的程度和范围都大大加深了.
期刊摘选
- In lithostratigraphy boundary is located in the middle upper part of the Yinkeng Formation.
- 在岩石地层系统中,它位于殷坑组中上部位.
期刊摘选
- Let us go back to boundary of granite and foliated granite and observe their contact relation.
- 我们再转回到花岗岩与片理花岗岩的接触处,去观察一下二者之间的接触关系.
期刊摘选
- The smuggling place mainly concentrates in take Hengshan as Song Xia boundary.
- 走私的地点主要集中在以横山为界的宋夏边界.
期刊摘选
- The bell reducer provides the cyclone action and the boundary layer control.
- 喇叭形异径管产生旋风作用并进行边界层控制.
期刊摘选
- The test can be applied at all filled welding seam on tank boundary.
- 这种试验可在片体、分段上进行.
期刊摘选
- As a hybrids of art and industry the works are resourceful, boundary blurring and innovative.
- 作为科学与艺术的混合体这些富于智慧及充满创造性的作品模糊了艺术与科技之间的界限.
期刊摘选