名词 projector:

1. an optical device for projecting a beam of light

2. an optical instrument that projects an enlarged image onto a screen

projectorn.放映机；探照灯；计划者；投影线projector slice幻灯片projector object投影器对象projector carbon电影放映碳棒projector system投射式系统projector crystal发射晶体projector compass反射罗经罗盘,投视式罗经projector distance投影距离projector equipment投影设备projector mechanism投影机构projector controller投影控制器

1. MEGAPOWER projectors are the ultimate solution to all your projection needs.
   投影机的最终办法是所有你预计需求。
2. CSC hereby requests the users to turn off the projectors and computers after use.
   资讯中心特此请求各使用者在使用完毕后顺手关掉投影机及电脑。