projection
单词辨析：
指镜子、照相机镜头中的映像，也可指电视、电影或计算机屏幕上出现的图像。
She stared at her image in the mirror.
她凝视着自己在镜子中的映像。
A few images gradually appeared on the computer screen one by one.
一些图片一张接一张地逐渐出现在电脑屏幕上。
指电影在屏幕上放映出的影像，也指幻灯片等在屏幕上投射出的影像。
Do you know how to improve the long-distance projection effect?
你知道如何改善远距离投影效果吗？
Can you tell me what front projection is?
你能不能告诉我什么是正面放映？
指从镜子、水面等反射出来的影像。
the reflection of the tree in the lake
那棵树在湖中的倒影
You can see your reflection in the glass.
你可以在玻璃里看到你的影像。
相关例句：
They took me into a projection room to see a picture.
他们把我带到放映室去看一张图。
A thresholding method is proposed based on edge analysis combined with projection technique.
在此基础上提出了一种基于边缘分析的二值化算法的投影判断法。
Volume rendering and multi-resolution rendering for hybrid octree via cell projection and3D-texture mapping are implemented.
并用体元投射和三维纹理映射方法分别实现了混合八叉树的体绘制与多分辨率绘制。
Both projection and projector constitute the work.
投影和投影仪共同构成了这个作品。
This function returns six planes of a frustum defined by given view& projection matrix.
这个函数返回由给定的视窗和投影矩阵定义的视景的六个面。
Often, the service data is a selection and projection ( or view) of domain data.
通常来说，服务数据是域数据的选择和投影（或者视图）。