-
Ua rau koj tus kheej lub hnab ua cim tshwj xeeb
Cov hnab looj puab yog ib lub hnab nrog cov khoom noj khoom txom ncauj tshwj xeeb thiab thiab lwm yam ntawm cov khoom noj khoom haus kom zoo nkauj thiab nce cov khoom muag cov ntsiab lus. Cov khoom siv tsis tau tuaj yeem tsim txhua lub hnab ntim zoo li lub raj mis, tuaj yeem, thom khwm, tsiaj. Tsis muaj kev txwv, tsuas yog hloov cov duab pwm.