dual-beam laser

• 双束激光

dual-beam laser的用法和样例：

例句

1. The problem of dense storage media was solved by using a laser to read off data bits on an optical disc.
   媒体的密集存储问题，是通过使用一束激光从光盘上读取数据位来解决的。
2. If it is, then the computer trains a laser onto the insect and blasts it into oblivion.
   如果是蚊子的行为规律，计算机会将一束激光对准那只昆虫并让昆虫在毫无知觉的情况下爆炸。