Question

英语翻译内容：激光是20世纪以来,继原子能、计算机、半导体之后,人类的又一重大发明,被称为“最快的刀”、“最准的尺”、“

Answer 1

Content:Since the laser is the 20th century,following the atomic energy,computers,semiconductors,after another great invention of human beings,known as "the fastest knife," "the most accurate of the f...