Then, the projector beams a green or red light onto the item, letting the wearer know if the cereal meets user-defined criteria.
之后，投影仪放射一条绿色或红色的光线到产品上，好让使用者知道这个谷物是否是使用者所要求的谷物。
It's basically the same thing as a laser beam, the more familiar light beams, often red or green, used for surgery or to point at a PowerPoint presentation.
它本质上和激光束是一样的。激光是我们更熟悉的光束，经常是红色或绿色的，用于外科手术或者作为PowerPoint幻灯片演示用的激光笔。
Just after 9pm, the waters of the Huangpu were turned bright red by a combination of high-powered laser beams and 6, 000 luminescent floating spheres.
9点刚过，高能量的激光光束和60000发光的漂浮的球体的结合使黄浦江的水变成一片鲜红。
City skylines are not criss-crossed with grids of laser beams because it is all done using invisible infra-red light, says Mr O 'brien.
O ' Brien先生说，城市高楼大厦之间并非激光束往来交错，因为这一技术使用的都是红外光。
Red columns, doors and Windows painted with a colorful beams appear handsome and ambitious.
红色的圆柱，配着五光十色的门窗画梁，显得俊秀而雄伟。
Light from the original artwork is split into separate red, blue, and green beams in the optical bench of the scanner.
光从原来的作品被分为单独的红色，蓝色和绿色的光束在光替补的扫描器。
A trendy sparkling red heart with a cute and feminine face beams playfully.
时尚闪烁的红心配上一副趣致可爱的面孔。
A trendy sparkling red heart with a cute and feminine face beams playfully.
时尚闪烁的红心配上一副趣致可爱的面孔。
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