ray 核心词议:
n. 光辉;光线
vt. 放射;显出
ray 基本解释
n. (热或其他能量的)射线;光束,光线;微量;伞形花序柄
vt. 放射;照射;(思想,希望等)闪现;发光
速记方法
速记技巧
谐音记忆法
拆
谐音:瑞。
记
天上射出一条“光线”,是吉祥丰瑞的兆头。
词源词缀法
来源于拉丁语名词rad.ius,rad.i,m(射线,放射)。词根-radi-射线,放射→ray来自古法语rai,光线,来自拉丁语radius,光线,辐轴,词源同radius,radio.引申词义射线。
知识扩展
词语辨析
ray,beam。这两个词共同的意思是“光线”。它们的区别是
1.beam指由日、月、灯或激光器等发出的有一定宽度的光线,即光束、光柱;ray指由发光体发出的成为线形的光。ray在科技术语中又指射线。用于比喻则可指智慧等的闪光。
2.在通俗单词用法中beam是比ray更强的光线;ray是构成beam的许多光线中的一条。
例如There I saw the glorious beams of the rising sun.在那里我看见了初升太阳的光芒。
The searchlight sent its beam into the night sky.探照灯的灯光射入夜空。
重要短语
x ray X光,X射线
a ray of hope一线希望
ultraviolet ray紫外线
infrared ray红外线
ray 变化形式
复数: rays
第三人称单数: rays
过去式: rayed
过去分词: rayed
现在分词: raying
易混淆的单词: RayRAY
中文词源:
ray 光线,射线
来自古法语 rai,光线,来自拉丁语 radius,光线,辐轴,词源同 radius,radio.引申词义射线。
ray
精选例句
1、 According to the analysis of Babbitt's team, old desktop monitors and box TVs with cathode ray tubes are the worst devices with their energy consumption and contribution to greenhouse gas emissions more than doubling during the 1992 to 2007 window.
根据巴比特团队的分析,老式台式显示器和带有阴极射线管的盒式电视是最糟糕的设备,它们的能源消耗和温室气体排放在1992年至2007年期间翻了一番多。[机器翻译,如有错误,感谢纠错]
2、 As the sun's rays pass through the dust kicked up by the horses, the romance of Africa comes to life.
当阳光穿过马踢起的尘土时,非洲的浪漫就活过来了。[机器翻译,如有错误,感谢纠错]
1、 If American society and business won5t make it easier on future female leaders who choose to have children, there is still the ray of hope that increasing numbers of full-time fathers will.
如果美国社会和商界不能为未来选择生孩子的女性领导人提供便利,那么越来越多的全职父亲仍有希望做到这一点。
1、 Two months before he died, newspapers were reporting that he was working on a ""death ray,"" and that he had ""killed a rat with an intricate device at a distance of three feet.
在他去世前两个月,报纸报道说他正在研究“死亡射线”,还说他在三英尺远的地方用一种复杂的装置杀死了一只老鼠。
常见考点例句:
- The previously known most distant object was a short-lived gamma ray burst .
- 之前所知最遥远的天体是一次短期的伽玛射线暴。
- Though promising as a nonlethal weapon , the pain ray has some serious limits .
- 尽管非致命武器受到推崇,但是这种让人痛苦的射线却被严格限制。
- Going this deep would help reduce the background signals from cosmic ray muon particles .
- 在这样的深度(实验)将有助于减少宇宙射线中的渺子介子造成的背景信号。
- Fov is fairly simple to visualize by simply following the ray trace in the optical system .
- 只要能看出光学系统中光线的轨迹就能很容易的判断出视场来。
- This ray tracing , as dr ng calls it , derives directly from computer graphics .
- 用ng博士的话来说,这种射线追踪方法,直接来自计算机图形分解技术。