| 单词 | concentric |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔annual ring〕The layer of wood formed in a plant during a single year. Annual rings appear concentric when viewed in cross section.年轮：一年里树木长出的层。从截面上看年轮呈同心圆状美国传统〔annulus〕Mathematics The figure bounded by and containing the area between two concentric circles.【数学】 圆环域：以两个同心圆为界的图形或两圆之间包括的图形美国传统〔cat's-eye〕A marble having an eyelike design, such as concentric circles or a colored center set in clear glass.花纹大理石：具有眼状花纹的大理石，如嵌在清澈玻璃中的聚集条纹或彩色点美国传统〔coil〕To form concentric rings or spirals.绕成盘状：形成同心环或螺旋线美国传统〔coil〕To wind in concentric rings or spirals.盘绕：绕成同心环或螺旋线美国传统〔coincide〕The centres of concentric circles coincide.同心圆的圆心是一个。21世纪英汉〔coincide〕The centres of concentric circles coincide.同心圆的圆心重合。英汉大词典〔concentric〕On a blackboard, he drew five concentric circles.他在黑板上画了5个同心圆。柯林斯高阶〔onion〕The rounded, edible bulb of this plant, composed of fleshy, tight, concentric leaf bases having a pungent odor and taste.洋葱头：这种植物的鳞茎，由紧密同心圆组成；有刺鼻的气味和味道美国传统〔orb〕One of a series of concentric transparent spheres thought by ancient and medieval astronomers to revolve about Earth and carry the celestial bodies.透明天球层：古代和中世纪天文学家想象的、围绕地球并承载着天体的一系列透明天球之一美国传统〔parallel〕Concentric spheres are parallel.同心球面是平行的。英汉大词典〔plan〕The city had been carefully planned and was laid out in a series of concentric rings.这座城市经过了精心规划, 布置成了一系列同心环的格局。外研社新世纪〔ring〕Mathematics The area between two concentric circles; annulus.【数学】 环域：同心圆之间的区域；同环域美国传统〔ring〕The street plan of the city has evolved as a series of concentric rings.该城市的街道平面图像一圈圈的同心圆环。牛津搭配〔seventh heaven〕The farthest of the concentric spheres containing the stars and constituting the dwelling place of God and the angels in the Moslem and cabalist systems.七重天：包含星星的最远天界，在基督教中是上帝居住之地，在伊斯兰教和犹太神秘哲学中则是天使居住之处美国传统〔sphere〕Any of a series of concentric, transparent, revolving globes that together were once thought to contain the moon, sun, planets, and stars.一系列同心旋转的透明球体之一，合起来曾被认为包括月亮、太阳、行星及恒星美国传统〔tambour〕A small wooden embroidery frame consisting of two concentric hoops between which fabric is stretched.圆形绷架：用两个中间绷有织物的同心圆圈构成的一个刺绣用的小木架美国传统〔tambour〕To do (embroidery) on a frame consisting of two concentric hoops.在由两个同心圆圈构成的架子上做（刺绣活）美国传统 |
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