柯林斯词典projector /prəˈdʒɛktə/ (projectors) 1. N-COUNT A projector is a machine that projects films or slides onto a screen or wall. 放映机; 投影仪 ...a slide projector. …幻灯机。2. →see also overhead projector 返回 projector剑桥词典a device for showing films or images on a screen or other surface （电影）放映机；投影仪 返回 projector