需要用其他芯片把数字代码重新转换成普通的电视信号。

It will need other chips to reconvert the digital code back into normal TV signals.

《柯林斯英汉双解大词典》

人类的计数错误只会导致一到两个数字错误，而程序代码中的一个错误可能会导致数字上的严重错误。

Instead of human being's counting error, which only results one or two counting error in number, an error in the program code could cause tramendous error in number.

youdao

逻辑单位象数字代码一样，它自身就是功能单位，[但又]不仅有功能单位的意义。

Logic units are functions themselves and not mere values for functions, as digital bits are.

youdao

So if in fact I wanted to make sure this was a number, I should have done something like either try and convert it to a number, which of course failed here, or put in a check to say where it is.

因此实际上如果我想确保,这是一个数字的话，我们的课程上的代码,在这里失败了，你或许应该在这里，放一个检查的东西。

麻省理工公开课 - 计算机科学及编程导论课程节选