Meaning of jiù:
jiù
旧
Adjective
old; opposite: new 新; former; worn (with age)
Zhè shì yī gè hěn jiù de gù shì.
这是一个很旧的故事。
This is a very old story.
Zhè tái diànnǎo tài jiù le.
这台电脑太旧了。
This computer is too old.
Wǒ fāxiànle yīxiē jiù zhàopiàn.
我发现了一些旧照片。
I found some old photos.
Nà shì yī bǎ jiù jítā.
那是一把旧吉他。
That is a worn guitar.