prism是什么意思

短语搭配

(1)Nicol prism尼科耳棱镜

(2)roof prism脊角棱镜；脊角棱镜双目镜

(3)accretionary prism增生棱柱

(4)Porro prism波罗棱镜。比较ＲＯＯＦ　ＰＲIＳＭ

(5)rectangular prism矩形棱柱；长方柱体；长方体

双语例句

(1)The aim of this experiment is to find out the best angle for reflecting light from a prism.

本次实验旨在研究棱镜反射光线的最佳角度。

(2)The prism used in the experiment is made of special material.

实验中用到的三棱柱是特殊材料制成的。

(3)This special prism is restricted to the use of our laboratory personnel.

这个特制棱镜仅限于本实验室的人员使用。

(4)A prism is a block of clear glass which separates the light passing through it into different colours.

棱镜是一块透明的玻璃块 它将穿过它的光线分隔成不同的颜色

(5)Light is refracted when passed through a prism.

光通过棱镜时产生折射。

(6)A spectrum is formed by a ray of light passing through a prism.

一束光通过棱镜就会形成光谱。

(7)The prism effect was put on the right and left lenses averagely by 1/2-1/3 degree of exophoria.

左右镜平均有1/ 2-1/3度的镜筒外加棱镜效应。

(8)A prism decomposes light.

三棱镜可以分光。

(9)But Greece is a distorting prism.

但是希腊是一块扭曲的棱镜。

同根词

词根 prism

(1)prismatic adj. 棱柱的，棱镜的；五光十色的，光彩夺目的

(2)prismoid n. 平截头棱锥体；棱柱体

释义

n.

Geometry a solid geometric figure whose two ends are similar, equal, and parallel rectilinear figures, and whose sides are parallelograms

【几何】 棱柱（体），角柱（体）。

Optics a glass or other transparent object in this form, especially one that is triangular with refracting surfaces at an acute angle with each other and that separates white light into a spectrum of colours

【光学】 棱镜，折光物。

used figuratively with reference to the clarification or distortion afforded by a particular viewpoint

〈喻〉 （某种观点带来的）澄清（或歪曲）

the prism of science.

科学的剖析。

词源

"late 16th cent.: via late Latin from Greek prisma ‘thing sawn'， from prizein ‘to saw’."

考纲分布

近6年出现6次

重要程度: 5星

100%; cn 棱镜

考纲释义

( 1)cn. 棱镜

真题例句：

After Newton shone a spectrum of different colors through the prism, he saw white light.

牛顿通过棱镜发出不同颜色的光谱后，他看到了白光。[2021年 安顺市卷 阅读填空]

Newton predicted what would happen if he shone the spectrum through a second prism.

牛顿预言了如果他用第二个棱镜照射出光谱会发生什么。[2021年 安顺市卷 阅读填空]

When he shone white light through a glass prism, he saw a spectrum (光谱) of different colors.

当他用玻璃棱镜照射白光时，他看到了不同颜色的光谱。[2021年 安顺市卷 阅读填空]

(1)Each acts like a tiny prism, which reflects and diffracts light.

每一个疙瘩都好比一个三棱镜，它们能够反射并衍射太阳光线。《How To Grow A Planet》《植物之歌》