Tiny structures called nanocantilevers could be used in detectors of bacteria, viruses, and other pathogens, because they vibrate at different frequencies when contaminants stick to them.

• 一种叫做纳米振动子的微小结构能够作为探测器，检测细菌、毒和其他病原，因为当不同的污染物黏附在上面的时候，能够以不同频率发生振动。