To get around this problem, Poon's team designed the plate to emit electromagnetic radiation in a directedbeam towards the implant.
为了解决这个问题，Poon和他的团队设计了这种金属薄片，能够直接向移植物发射一束电磁辐射。
2
During tests over several days, the pointer or tracker tracked an IR source and directed a laser beam at that source.
在几天的测试中，指示器或跟踪器跟踪一个红外光源，并引导激光束击中目标。
3
They exposed the creatures to a beam of directed blue light, as might come from certain bioluminescent predators, as well as to other stimuli such as passing shadows.