help!!!

I can not use SCIM to input Chinese, So I want to install fcitx, but I don't finish it until now.

Help!!! Help!!!

I want input Chinese! And I am a newcomers . Please show me how to install fcitx or input Chinese.

I don't know Linux at all, but I want learn it , so please show me step by step.

Thanks ,Thanks very much!!!

sudo apt-get update
sudo apt-get install fcitx

sudo apt-get install fcitx
正在读取软件包列表... 完成
正在分析软件包的依赖关系树... 完成
E: 无法找到软件包 fcitx

Now What can I do?