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. 放映機; 投影儀 ...a slide projector. …幻燈機。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 （電影）放映機；投影儀 返回 projector