echinoderms characterized by five arms extending from a central disk.
从中间圆盘上伸出五只臂的棘皮动物。
A round, flattened, platelike structure in an animal, such as an intervertebral disk.
盘，板，片在动物中的圆形而扁平的盘状结构，如椎间盘
The general shape of the average nebula is that of a thin circular disk somewhat thick in the center.
星云最常见的形状是中间较厚边缘较薄的圆盘。
Spatial distribution of tensile stress in Brazilian disk test of rock
岩石巴西圆盘试验中的空间拉应力分布
The lower portion of the disc is submerged within an oil sump.
圆盘下部浸在油池中。
a disk used in throwing competitions.
在投掷竞赛中用的圆盘。
The disc went spinning away into the sky.
圆盘旋转着飞入空中。
Quasi-Wandering Subspace in the Hardy Space on the Bidisc
双圆盘Hardy空间上的拟游荡子空间
The centre of this wooden disc was hollowed out to a diameter equal to the exterior diameter of the Columbiad.
这木盘中间留着一个直径相当于哥伦比亚炮外径的圆洞。
an animal resembling a starfish with fragile whiplike arms radiating from a small central disc.
形似海星的动物，易碎的鞭形臂从中间小圆盘放射伸出。
While most Americans prefer using rectangular tables for dinner, Chinese generally have round tables with a lazy Susan in the center.
( 大部分美国人喜欢用长方型餐桌吃饭，而中国人一般用圆桌，中间有圆转盘，以便挟菜之用。
Determination of optimized distance between two discs for vertical series disc pipeline conveyor
立式串联圆盘管道输送机最佳托盘间距的确定
The Theoretical Properties of Some Function Spaces in the Unit Disk;
单位圆盘上一些函数空间的分析性质
Compact Operators on Weighted Bergman Spaces of the Unit Polydiscs;
单位多圆盘上加权Bergman空间上的紧算子
The Extremal Functions of Analytic Hilbert Spaces over the Unit Disk
单位圆盘上解析Hilbert空间的极值函数
double-action disc harrow
(双列圆盘靶) 双功圆盘靶
ground-working disk blade
切土圆盘刀，耕耘圆盘
A long stick with a concave attachment at one end for shoving disks in shuffleboard.
推铲一端带有凹头的长棒，用于在打圆盘游戏中推动圆盘
