prism
n
1 solid geometric shape with ends that are parallel and of the same size and shape, and with sides that are parallelograms 棱柱(体).
2 transparent object of this shape, usu triangular and made of glass, which breaks up ordinary light into the colours of the rainbow 棱柱体透明物; (通常指)棱镜, 三棱镜. =>illus at spectrum 见 spectrum 插图.
🔁 扩展释义
*['prizm]n. 棱镜, 棱柱【化】 棱镜【医】 棱晶, 棱镜
🌿 同词根单词
polaradj. 极地的,两极的;正好相反的;[化,物]磁极的,有磁性的;
n. [几]极线,极面;
pokevt. 戳,捅;推;拨火;〈美俚〉打,殴;
vi. 刺,戳;刺探,干涉;伸出;闲逛;
n. 刺,戳;殴打;袋子;懒汉;
peakn. 山峰;最高点;尖端;帽舌;
vi. 达到高峰,达到最大值;消瘦;变憔悴;
adj. 最高的;最大值的;
pivotn. 枢轴;中心点,中枢;[物]支点,支枢;[体]回转运动;
vi. 在枢轴上转动;随…转移;
vt. 把…放在枢轴上;以…为核心;使绕枢轴旋转;由…而定;
adj. 枢轴的;关键的;
perchn. 栖息处;栖枝;高处;鲈鱼;
vi. (鸟)飞落,暂栖,停留;
vt.& vi. 栖息;停留;(使)坐;(使)坐在…边沿;