计算机的数量多且种类杂，对计算机操作系统及各类应用软件要求复杂多样。

An amount of computers are in server categories that need operation system and applications misc.

youdao

计算机的数量多且种类杂，对计算机操作系统及各类应用软件要求复杂多样。

An amount of computers are in server categories that need operation system and applications misc.

youdao