Cov qhov rooj huv si tau siv dav hauv kev lag luam xws li kev kho mob, tshuaj, khoom noj, khoom siv hluav taws xob, thiab tshuaj lom neeg txhua hnub. Tshwj xeeb hauv tsev kho mob, qhov rooj huv si yog qhov tseem ceeb. Yog li dab tsi yog qhov zoo ntawm cov qhov rooj huv si uas ua rau txhua tus xaiv lawv? Wb tham txog th...
Nyeem ntxiv