boundary
边界
常用释义
英音[ ˈbaʊndri ]
美音[ ˈbaʊndri ]
变形
复数:
boundaries
基本释义
- n. 分界线，边界；界限，范围；（板球）击球超过边界线得分
考试频率
高考
考频：近六年出现1次
- n. 边界; 分界线
四级
考频：近五年出现5次
- n. 界限; 区分标准
六级
考频：近五年出现3次
- n. 边界
- n. 界限; 区分标准
考研
考频：近六年出现2次
- n. 界限; 区分标准
例句
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1·The Bow Brook forms the western boundary of the wood.鲍溪成了树林的西边界。来源: 《柯林斯英汉双解大词典》
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2·How can volcanic activity occur so far from a plate boundary?火山活动是如何在离板块边界那么远的地方发生的呢？
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3·The driveway or the fence between you is not really a cold shoulder but a clear boundary.横在你们之间的车道或栅栏并不真的就是一道冷漠的屏障；它们只不过是一条清晰的分界线。
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4·The boundary of an area of land is a line in people's imagination that separates it from other areas.一块土地的边界是人们想象中的一条与其他地区分开的线。
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5·Boundary clay layers are used by scientists to determine the rate at which an extinct species declined.边界粘土层被科学家用来确定一个灭绝物种衰落的速度。
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6·The water table is the underground boundary below which all the cracks and pores are filled with water.地下水位是地层岩石裂缝和孔隙充满水的边界。
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7·Angry feelings warn us that someone is stepping on our toes, crossing a boundary, or violating our trust.愤怒的感觉提醒了我们：有人得罪了我们、越过边界，或辜负了我们的信任。
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8·The Reindeer and the young hind leaped along beside them, and accompanied them to the boundary of the country.驯鹿和小母鹿在他们身边蹦蹦跳跳地走着，陪着他们走到国土的边界。
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9·Other reliable evidence suggests that the deposition of the boundary clay could not have taken one million years.其他可靠的证据表明，边界粘土的沉积不可能需要100万年。
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10·This change in plankton found in marine deposits is what marks the boundary between the Cretaceous and the Tertiary.海洋沉积物中浮游生物的这种变化标志着白垩纪和第三纪的分界线。
网络释义
- boundary condition : 边界条件，界面条件
- boundary value : 边值；边界值
- boundary layer : 边界层
- boundary element method : 边界元法；边界要素法
- grain boundary : [冶]晶界
- boundary line : 边界线；疆界线