ok, what does all this mean?

dpkg -l python2.5-qt4-core
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad)
||/ Name Version Description
+++-==============-==============-============================================
ii python2.5-qt4- 4.7-maemo7 Python bindings for Qt4 Core components.
~ $