zhè / tái / diàn / nǎo / de / zuò / yè / xì / tǒng / yǐ / jīng / hěn / jiǔ / méi / yǒu / gēng / xīn / le

这台电脑的作业系统已经很久没有更新了。

This computer's operating system has not been updated for a long time.