They can send a string of specific commands like: 'Drive forward five meters; then turn right 90 degrees.'

它们可以发送一系列特定的命令，比如：‘向前开 5 米；然后向右转 90 度。”

These are special keys used on keyboards for specific commands or functions on computers.

” 这些是键盘上用于特定命令或计算机功能的特殊键。