Most of UNIX was then rewritten in NB and then c, which led to a more portable operating system.

UNIX的大部分然后都被用NB重写，然后又用C重写，这就产生了一个更具移植性的操作系统。

youdao

Most of UNIX was then rewritten in NB and then c, which led to a more portable operating system.

UNIX的大部分然后都被用NB重写，然后又用C重写，这就产生了一个更具移植性的操作系统。

youdao