您要查找的是不是：
- visual ray pyramid 视线棱锥
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- A pyramid of stones marked the spot. 那地点用一堆堆成金字塔形状的石头作了标记。
- Radioactive ray is material thing. 放射线是实际的物质。
- Her first view of the pyramid fille her with awe. 她初见金字塔时，敬畏之感油然而生。
- Her designs have a strong visual appeal. 她的设计在视觉上很有感染力。
- A ray flower or the corolla of a ray flower. 舌状花舌状花或这种花的花冠
- A ray of sunlight pierced the clouds. 一缕阳光穿透了云层。
- I was left without a ray of hope. 我连一线希望也没有了。
- Telescopes and microscopes are visual instruments. 望远镜和显微镜是光学仪器。
- Near-sightedness is a visual defect. 近视是一个视力缺陷。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Her visit brought a ray of sunshine into the children's lives. 她的来访给孩子们的生活带来了欢乐。
- Families are at the base of a socio-economic pyramid. 家庭是社会经济金字塔的基础。
- The Pyramid is among the seven wonders of the world. 古埃及大金字塔是世界七大奇观之一。
- Ray take a gulp of coffee and rushed out of the room. 雷喝了一大口咖啡，接着便冲出了房间。
- The so-called visual display unit is in fact a cathode ray tube. 所谓可见显示装置实际上是一个阴极射线管。
- He focused the sun's ray on a piece of paper with a burning-glass. 他用一面凸透镜把阳光在纸上聚成焦点。
- The so-called visual display unit is in fact a cathode ray tube . 所谓可见显示装置实际上是一个阴极射线管。
- To assume the shape of a pyramid. 呈金字塔形状
