Kev tiv thaiv pej xeem ua pa

Txhais: Nws yog tsuas yog siv rau pej xeem siv, thiab yog siv los tiv thaiv cov tshuaj lom, tshuaj lom neeg ua rog, cov plua plav hluav taws xob thiab lwm yam tshuaj lom neeg thiab cov pa phem thiab cov pa.

Cov khoom lag luam sawv cev: plua plav ua pa, lub tshuab ua pa, lub tshuab ua pa lim, lub tshuab nqus pa cais tawm, thiab lwm yam.