| 单词 | diameter |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔EQUAL/NOT EQUAL〕The distance between A and B in the diagram is equal to the diameter of the circle, C. 图中A和B之间的距离等于圆C的直径。朗文写作活用〔MIDDLE〕The Earth has a solid inner core 2500 km in diameter. 地球有个实心内核，其直径有2,500公里。朗文写作活用〔MORE〕Scientists have discovered eight craters on Venus with diameters greater than 100 km. 科学家在金星上发现了八个直径超过100公里的环形山。朗文写作活用〔WEATHER〕Even in England, half-inch diameter hail stones are not unusual. 即使在英格兰，直径半英寸的冰雹并不罕见。朗文写作活用〔actinomorphic〕Of or relating to a flower that can be divided into equal halves along any diameter, such as the flowers of the rose or tulip.放射状的：属于或关于沿任何一条直径可以均分为二的花的，如玫瑰或郁金香的花美国传统〔aperture〕The diameter of such an opening, often expressed as an f-number.孔径：这种开口的直径，常以f数表示美国传统〔aperture〕The diameter of the objective of a telescope.孔径：望远镜物镜的直径美国传统〔axis〕The diameter of a circle is also an axis.一个圆的直径也是一条轴线。剑桥高阶〔axis〕The axis of a circle is its diameter.圆的对称中心线就是直径。牛津高阶〔barrel〕A large, cylindrical container, usually made of staves bound together with hoops, with a flat top and bottom of equal diameter.桶：圆柱形大容器，常由桶板及周围的铁箍组成，平顶平底且直径等同美国传统〔bore〕The interior diameter of a hole, tube, or cylinder.内径：洞、管或圆柱体的内径美国传统〔bushing〕An adapter threaded to permit joining of pipes with different diameters.导线套管：允许不同直径的导线形成的导线束通过的衬套美国传统〔caliber〕The diameter of a large projectile, such as an artillery shell, measured in millimeters or in inches.弹径：大炮弹的直径，如炮弹壳，以毫米或英寸计美国传统〔caliber〕The diameter of the inside of a round cylinder, such as a tube.口径：圆柱体内侧圆的直径，如管道美国传统〔caliper〕A large instrument having a fixed and a movable arm on a graduated stock, used for measuring the diameters of logs and similar objects.测径器：一种大仪器，在一刻度盘上有固定且可动的测脚，用于测量圆木和类似物体的直径美国传统〔capillary〕A tube with a very small internal diameter.毛细管：一根内径十分细小的管子美国传统〔circle〕Draw a circle 10cm in diameter.画一个直径 10 厘米的圆。朗文当代〔dbh.〕Diameter at breast height.胸高直径美国传统〔diameter〕Dig a hole that's two feet deep and three feet in diameter.挖一个深两英尺、直径三英尺的洞。韦氏高阶〔diameter〕Draw a circle six centimetres in diameter.画一个直径为六厘米的圆。朗文当代〔diameter〕The diameter measures twice the radius.直径是半径的两倍。剑桥高阶〔diameter〕The diameter of the Earth is about 13,000 km.地球的直径约为 13,000 公里。朗文当代〔diameter〕The circle has a diameter of6inches.这圆直径6英寸。英汉大词典〔diameter〕The dome is 42.3 metres in diameter.这个穹顶直径为 42.3 米。牛津高阶〔diameter〕The dome is ten feet in diameter.这个穹顶的直径是10英尺。麦克米伦高阶〔diameter〕The dotted line indicates the diameter of the circle.虚线表示这个圆的直径。韦氏高阶〔diameter〕The mirror is ten inches in diameter.镜子的直径是 10 英寸。牛津搭配〔diameter〕The pond is six feet in diameter.这个池塘的直径为6英尺。剑桥高阶〔diameter〕The tubes have an internal diameter of 2 mm.管子的内径是 2 毫米。牛津搭配〔diameter〕What is the diameter of the tree trunk? 树干的直径是多少？韦氏高阶〔diametrical〕Of, relating to, or along a diameter.直径的：直径的，与直径有关的，或沿直径的美国传统〔each〕The machines, each of which is perhaps five feet in diameter, are not the largest devices in the room.这些机器每台直径大约5英尺，它们并不是这间屋里最大的设备。柯林斯高阶〔fabric〕The tablecloth diameter is larger than the fabric width.这块桌布的直径大于布料自身的宽度。外研社新世纪〔gauge〕Thickness or diameter, as of sheet metal or wire.直径，厚度：金属板的厚度或线的直径美国传统〔id.〕Inner diameter; inside diameter; internal diameter.内径；里径美国传统〔iris diaphragm〕A circular device with a variable diameter, commonly used on cameras to regulate the amount of light admitted to a lens.虹彩光圈：直径可变的一种圆形装置，通常用在照像中调节进到镜头上的光量美国传统〔isodiametric〕Having equal diameters or axes.等径的：有相等的直径或轴的美国传统〔make〕The bullet had made a hole about an inch in diameter.子弹打出了一个直径约1英寸的洞。外研社新世纪〔measure〕He measured the diameter of the pond.他测量了池塘的直径。外研社新世纪〔microbubble〕An extremely small bubble, usually only a few hundred micrometers in diameter, that can be uniformly suspended in a liquid such as blood.微细泡沫：非常细小的泡沫，通常直径只有数百微米，可以平均地分布在例如血液的液体上美国传统〔micronize〕To reduce to particles that are only a few microns in diameter.使成为微小粒子，使微粉化：使成为直径仅为数微米的小粒子美国传统〔od.〕Outside diameter.外径美国传统〔scant〕This hole was a scant .23 inches in diameter.这个洞眼的直径只有 0.23 英寸。柯林斯高阶〔scant〕This hole was a scant .23 inches in diameter.这个洞眼的直径只有0.23英寸。外研社新世纪〔semicircle〕A half of a circle as divided by a diameter.半圆：直径分割的圆的一半美国传统〔turbinate〕Zoology Spiral and decreasing sharply in diameter from base to apex. Used especially of shells.【动物学】 陀螺形的：螺旋形的螺纹从基部到顶端逐步递减的，尤其用于贝壳美国传统〔windage〕The difference in a given firearm between the diameter of the projectile fired and the diameter of the bore of the firearm.游隙：某一特定火器枪弹的直径与火器镗孔的直径之间的差异美国传统Measure the diameter of this circle. 量一下这圆的直径。译典通Pulsars have a mass similar to the sun, but a diameter of about 10 km.脉冲星与太阳质量相近，但有约10公里的直径。剑桥国际The diameter measures twice the radius.直径为半径的两倍。剑桥国际The diameter of a circle is also an axis.圆的直径也是一种轴线。剑桥国际The pond is six feet in diameter.池塘直径六英尺。剑桥国际This glass magnifies 20 diameters. 这个放大镜能放大二十倍。译典通This lakelet was, perhaps, a hundred yards in diameter at its widest part. 这个小湖最宽的地方大概有一百码宽。译典通 |
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