Vuam yog txheej txheem tseem ceeb hauv ntau qhov kev lag luam, ua kom muaj kev ncaj ncees ntawm cov khoom thiab cov khoom. Txiv ntseej qhov chaw vuam tshuab ua lub luag haujlwm tseem ceeb hauv cov txheej txheem no, tab sis lawv tuaj yeem ntsib teeb meem, xws li vuam tsis xws luag. Nyob rau hauv tsab xov xwm no, peb yuav tshawb nrhiav qhov tsis xws luag ntawm vuam hauv ...
Nyeem ntxiv