“光束”怎么读

“光束”的英语可以翻译为：light beam，light pencil，luminous flux，pencil，beam of light ...

灯塔的光束在渐浓的暮色中清晰可见。The lighthouse beam was quite distinct in the gathering dusk.一束手电筒的光束在离他们的藏身之地只有几码远的灌木丛里搜寻着。A flashlight beam probed the underbrush only yards away from their hiding place.光束通过盛蒸汽的容器.The light beam passe...