Omission (减词法) Exercise: Compare each English sentence with the Chinese translation, then find out which English word(s) has (have) been omitted. The software interprets these subtle numerical variations as different colors on the video terminal screen, allowing the physician to recognize change much more easily. 该软件把这些细微数字变化用不同颜色在终端显示屏上显示出来,医生辨别这些变化就容易得多。