language-pack-kde-pl software package provides KDE translation meta package for language pl, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install language-pack-kde-pl
language-pack-kde-pl is installed in your system.
Make ensure the language-pack-kde-pl package were installed using the commands given below,
$ sudo dpkg-query -l | grep language-pack-kde-pl *
You will get with language-pack-kde-pl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Translations |
| Package | language-pack-kde-pl |
| Version | 1:14.04+20140305.0ubuntu1 |
| Description | KDE translation meta package for language pl |
| Sub Section | translations |